Deepak Dasaratha Rao is a technologist with 25 years experience in software R&D and worked for large product companies. He has experience in software R&D and developed for Embedded Systems, Smartphone platforms, Data Wireless Communication, Cloud, AI, IoT, Connected Vehicle Telematics, Automotive, Consumer Electronics, Connected Healthcare, Bio-medical, Wearable products. He has developed several first-of-its-kind innovative software products, devised strategy and reached differentiated products as a solution architect, product manager, technology leader and innovator. Experienced in designing embedded system-based software architecture, technically leading full stack development for software platforms, system software, middleware, solutions, services and applications. Deepak Rao has worked on software products for Connected Car, Smartphones, Connected Devices Platform, Wearables, Smart Home Setup Box, Robotics. He has published several international papers in journals and conferences. He has contributed as a journal reviewer for many research publications in the area of wireless communication and computer science. He is a Fellow of RSA (UK), Fellow of The Institution of Engineers (India), Fellow of The Institution of Electronics and Telecommunication Engineers (IETE) India.

Ts. Vickneswari Durairajah is a distinguished academician who is currently the Deputy Dean Faculty of Engineering, Building Environment and Information Technology at MAHSA University with over 20 years of experience in education sector. She has also served as the Head of Department of Mechatronics Engineering. She also a certified Professional Technologist (PTech-MBoT) and Engineering Technologist (Eng.Tech-BEM), she has made significant contributions to engineering education and innovation. Ts. Vickneswari has vast experience in curriculum development, academic excellence, pedagogical innovation, research initiatives, accreditation, ranking audits, policy development and people management. As an active Mentor, many teams were driven to success in numerous competitions, notably guiding teams to winning awards in numerous platforms both locally and internationally. She also active in research were her area of interest in research is Biomedical devices, disable assistive device, robotics, AI, machine vision, IOT and mechatronics. She is a leader and innovator who has continuously contributing to shape the future of engineering education with her dedication and expertise.

Muhamad Firdaus Syahmi bin Sam-On is a dedicated and accomplished Senior Lecturer specializing in Microbiology, with a profound passion for research and academic excellence. He obtained his Bachelor of Science in Microbiology in 2020 and subsequently finished a PhD in the same field from Universiti Putra Malaysia in 2023. Additionally, his expertise in farming and biotechnology has equipped him with valuable skills in pests and pathogens management, laboratory protocols, and problem-solving. Throughout his academic journey, Muhamad Firdaus Syahmi has exhibited a keen interest in exploring microbial pathogens and their potential applications in various fields, particularly in aquaculture and food safety. His doctoral research focused on evaluating the efficacy of Bacillus spp. as probiotics against pathogens causing Vibriosis and Aeromonosis, which culminated in several high- impact publications in esteemed journals like Microbial Pathogenesis and Food Bioscience. Serving as a Senior Lecturer at Universiti Kebangsaan Malaysia, Muhamad Firdaus Syahmi continues to improve his passion for teaching and research. His interdisciplinary approach and innovative methodologies have earned him recognition in the field of microbiology, and his target is to make a lasting impact on scientific knowledge and understanding. He is fluent in both Malay and English languages and always eager to learn more from his colleagues and peers in the industry. Please feel free to contact Muhamad Firdaus Syahmi Sam-on on this platform for any comments or questions related to microbiology and biotechnology.

Dr. Mazlee Mohd Noor is an Associate Professor at Faculty of Mechanical Engineering and Technology, Universiti Malaysia Perlis (UniMAP), Malaysia. He is also an Associate Research Fellow at the Centre of Excellence for Frontier Materials Research, UniMAP. He received his PhD in Materials Engineering from Universiti Malaysia Perlis in 2010. He has published over 100 papers related to heat treatment, microstructural analysis, testing, characterization and failure analysis of non- ferrous alloys, ferrous alloys, metal and ceramic matrix composites. Dr. Mazlee has given invited talks at several conferences and carried out a good deal of engineering testing and consultancy services to various public authorities and private industries in Malaysia. He has over 20 years of experience researching and developing metal matrix composite and ceramic matrix composite materials. His current research activity focusing on support catalyst of porous ceramic composites for carbon dioxide adsorption.

Dr. Tahir Sufi is a Full Professor at the School of Business & Economics at Universidad de las Américas Puebla (UDLAP), México. He has an extensive background in academia and the hospitality industry, with over 20 years of experience working with prestigious academic institutions and renowned hotel brands such as Le Meridian, Hilton, and Best Western. His expertise lies in Hospitality Marketing Management, Strategic Management, and Entrepreneurship. Dr Sufi holds a PhD in Business Administration and a master’s in management from Sheffield Hallam University in the UK. Dr. Sufi is an accomplished author, having written the Principles of Hotel Star Ratings textbook. He also serves as a reviewer for six International Journals published by Emerald, Routledge, Taylor & Francis, and IGI International. Additionally, he serves on the Editorial Board of the Journal of Business Strategy, Finance and Management, International Journal of Innovation in Management, Economics, and Social Sciences, and is an Academic Editor of the International Journal of Innovation in Marketing Elements and the Journal of Data Analytics. Prior to his current role at UDLAP, Dr. Sufi worked as a professor and deputy director at Amity University, India, as associate dean at Lovely Professional University India, and as principal director of various colleges in India.

Mahmoud Khalifa is a visiting professor of public policy at Almaktoum College for Higher Education in the UK and an accomplished academic in Political Science with a focus on public policy issues. In 2011, Mahmoud joined the University of Lincoln in the United Kingdom as a Visiting Fellow. During his time there, he engaged in research and academic activities related to his area of expertise. In 2013, he completed his Ph.D. degree at Suez Canal University under the supervision of Professor Hugh Bochel from the University of Lincoln (UK). In 2018, he was promoted to Associate Professor, further solidifying his academic standing. Then, in 2023, Mahmoud achieved the prestigious position of Full Professor of Political Science. Mahmoud Khalifa is an active member of several professional associations, including the Political Studies Association (PSA) and the Social Policy Association (SPA), both based in the United Kingdom. These memberships provide him with opportunities to network with other scholars, exchange ideas, and stay updated on the latest developments in his field. In recognition of his commitment to teaching and learning, Mahmoud received the Fellow of the Higher Education Academy (FHEA) status in 2018. This designation is awarded by the Higher Education Academy in the United Kingdom to individuals who demonstrate excellence in teaching and a commitment to professional development. Further cementing his teaching expertise, Mahmoud attained the Senior Fellow of the Higher Education Academy (SFHEA) status in 2022. Mahmoud Khalifa has made significant contributions to the academic community through his research. He has published 25 articles in Scopus Indexed Journals, which indicates the quality and impact of his work. These publications serve to disseminate his findings and insights to a wider audience, contributing to the advancement of knowledge in the field of Political Science. Overall, Mahmoud Khalifa's educational background, research interests, academic positions, professional memberships, student supervision, teaching accolades, and research publications collectively reflect his expertise and dedication to Political Science, particularly concerning public policy issues.

Dr Gurmeet Singh completed his post graduation and Maste of Philosophy in Mathematics from renowned Punjab University, Chandigarh and earned his doctorate from the reputed Maharishi Markandeshwar University, Mullana with a special focus on the special branch of Complex Analysis known as Geometric Function Theory. He has 31 years of teaching experience. He has more than 100 research contributions to his credit, which are published in refereed and indexed journals, more than books and has delivered about 15 Keynote addresses in international conferences, some of them to mention here are Oxford University, Imperial College, London, M L Sukhadia university, Udaipur, and delivered invited talks in about 30 international conferences worldwide. He has authored books on Topology, Differential Equations, Differentiable Manifolds,  Number Theory for post graduate students and many for undergraduate students. He has published three books in Germany as well. He is serving as editorial member and reviewer for numerous journals. He has organized and hosted an international conference in collaboration with IMRF. He has delivered many national and international sessions on Geometric Function Theory and Topology. He was bestowed with prestigious Pythagoras Research Award by Photon Foundation in 2015, Best paper award once by IMRF and once by IAENG, Imperial College, London in 2015, IMRF excellence award in 2016, Shrestha Acharya award by Manav Kalyan Parishad in 2018, Indo Asian Alan Turing Distinguished Mathematician Award by IMRF in 2020, Aryabhatta Global mathematician Award by Brave Souls organization, Lifetime Achievement Award by Forum for Interdisciplinary Research Methods, Outstanding Educator and Scholar Award by National Foundation for Entrepreneurship Development (NFED), Coimbatore, Tamil Nadu, AMP National Award for Excellence in Education by Association of Muslim Professionals, Aligarh in 2022, Distinguished Fellow of NFED and Outstanding Researcher Award by Maharishi Markandeshwar University, Mullana in 2024. In commemorating his laudable academic services, he has been bestowed with Lifetime Achievement Award on 5th September 2024 by National Foundation for Entrepreneurship Development (NFED), Coimbatore, Tamil Nadu in its 15th National Teachers’ Day Awards. Currently, he is serving as the Vice Principal and Associate Professor & Head to the P.G. Department of Mathematics at GSSDGS Khalsa College (Autonomous), Patiala, Punjab.

A Banaras Hindu University alumnus, a bilingual poet, editor, critic and short story writer. Dr Singh has rendered his services at various reputed Indian Universities, Colleges & Institutes as English faculty and ELT-Trainer. Presently he is serving as Associate Professor & Head, Department of Humanities and Social Science, Madan Mohan Malaviya University of Technology, Gorakhpur, UP, India. Dr Singh also offered his services to visually challenged students. His prestigious international certifications include TESOL’s ELT Leadership Management Certificate, the ELT Leadership Management Certificate Program conducted by TESOL International Association, Alexandria, Virginia, USA, January 19-21, 2017; and English Language Teachers’ Summer Seminar 2018, by Department of Continuing Education at Exeter College, University of Oxford, Oxford, UK, during July 22 — August 04, 2018 and many more. Dr Singh acted as resource person at HRDC-DDU GU, Gorakhpur; HRDC-BPSWU, Sonipat; UGC- ASC, GJUS&T, Haryana. Attended over 100 national/international webinars/seminars/conferences; and chaired technical sessions in them including IIM-Bangalore, BITS Pilani, SRM University and at other institutions of repute. His poems appeared in journals like Poets International, Rock Pebbles and anthologised in The Enchanted World, Poets' Paradise, The Fancy Realm and The Melodies of Immortality. He contributed 75 research articles which are widely published by Indian & foreign publishers and also edited 04 books Exploring Digital Humanities: Issues & Challenges; Post Feminism in India: Myth or Reality?; Advanced Information Communication Technology in Engineering; and Kyon Jaroori Hain Jaati Unmoolan. He Co-authored 02 books Formal Letters, and Feminine Consciousness: Glimpsing Indian Perspectives. Moreover, He enabled first visually challenged student of the country to get admission to Faculty of Arts and Faculty of Social Sciences, B.H.U., Varanasi, India. Dr Singh awarded Shiksha Ratan Award by India International Friendship Society, New Delhi; and Global Professional Membership of TESOL, Alexandria, Virginia by RELO, US Embassy, New Delhi. He is a Life Member of Association of English Studies of India and Osmania University Centre for International Program (Formerly American Study Research Centre-ASRC) Osmania University, Hyderabad. Dr Sudhir Narayan Singh is founder President, National Digital Library of India Club Madan Mohan Malaviya University of Technology (NDLI Club-MMMUT) Gorakhpur, and Founder President, The Finance Club, MMMUT, Gorakhpur. He is Vice-Chairman, Council of Student Activities (CSA) and Vice-President, CDC, MMMUT, Gorakhpur.

With over ten years of experience in energy engineering and management, Sudhakar Kumarasamy is a Senior Lecturer at the Faculty of Mechanical and Automotive Engineering Technology, Universiti Malaysia Pahang (UMP) and Principal Research fellow at Automotive Engineering Centre, Universiti Malaysia Pahang (UMP). He is a Chartered Mechanical Engineer (CEng) registered with the Institution of Engineers India, Chartered Solar Engineer registered with Solar Energy Society of India and a Certified Energy Manager (CEM) and Auditor (CEA) by the Bureau of Energy Efficiency, Government of India. He has developed and taught courses on various topics related to energy, such as internal combustion engines,Thermodynamics,Heat transfer,Fluid mechanics, renewable energy, energy conservation, and energy policy. As a researcher and academic leader, he has received multiple awards and recognition for his outstanding contributions to the field of energy engineering and sustainability. He has supervised and mentored more than 10 PhD and 45 Masters students and published over 190 journal papers with more than 10,000 citations. He has also secured and managed over 30 research projects from international, national, and industry partners, with a total value of over 27 million INR and MYR 0.5 million. He is currently an Associate Editor of Frontiers in Energy Research, & Heliyon a high-impact journal in his field. His mission is to advance the knowledge and practice of energy engineering and management and to contribute to the sustainable development of the community as a whole.

Professor Mohd Sapuan Salit is Professor (Grade A) of composite materials, Department of Mechanical & Manufacturing Engineering, Universiti Putra Malaysia (UPM), and Head of Advanced Engineering Materials & Composite Research Centre, UPM. He earned BEng in Mechanical Engineering, University of Newcastle, Australia, MSc in Engineering Design, Loughborough University, UK and PhD in Material Engineering, De Montfort University, UK. He is Professional Engineer, and Fellow of the World Academy of Sciences, Society of Automotive Engineers International, International Artificial Intelligence Industry Alliance, Academy of Sciences Malaysia, International Society for Development and Sustainability, Plastic & Rubber Institute Malaysia, Malaysian Scientific Association, International Biographical Association and Institute of Material Malaysia. He is Honorary Member of Asian Polymer Association and Founding Chairman and Honorary Member of Society of Sugar Palm Development & Industry, Malaysia. He is an Honorary Adjunct Professor at National Textile University, Pakistan, and currently a visiting professor at UNITEN, Malaysia and BRIN, Indonesia . He is Editor in Chief of Journal of Natural Fibre Polymer Composites, co-editor-in-chief of Functional Composites and Structures and editorial board member of 30 journals. He has produced over 2000 publications including over 988 journal papers, 68 books, and 250 chapters in book. He has delivered 75 plenary and keynote lectures, and 150 invited lectures. He organized 33 journal special issues as guest editor, reviewed 1500 journal papers and has 8 patents. He successfully supervised 100 PhD and 75 MSc students and 16 postdoctoral researchers. His h-index is 124 with 54,317 citations (Google Scholar). He received ISESCO Science Award, Khwarizimi International Award, National Book Award, Endeavour Research Promotion Award, Citation of Excellence Award, Emerald, UK, Malaysia’s Research Star Award, Publons Peer Review Award, USA, Professor of Eminence Award and Top Research Scientists’ Malaysia Award. He was listed in World Top 2% Scientists, Stanford University, USA. He received SAE Subir Chowdhury Medal of Quality Leadership, International Society of Bionic Engineering Outstanding Contribution Award, China, Ikon Akademia 2022, Ministry of Higher Education Malaysia, The World Academy of Sciences (TWAS) Award in Engineering Sciences, Materials Science Leader Award by Research.com, IET Malaysia Leadership Award, William Johnson International Gold Medal, Life Time Achievement KnowTex Award and COMSTECH Best Scientific Book Award.

Dr. Pradeep Kumar Krishnan is a Senior Faculty member in the Department of Mechanical and Industrial Engineering at the College of Engineering, Muscat, Sultanate of Oman. He is a Certified Manufacturing Engineer (CMfgE) accredited by the Society of Manufacturing Engineers (SME) and has over 16 years of experience in teaching and research across India, Malaysia, and Oman. Dr. Pradeep holds a Ph.D. from NIT, specializing in production processes, material characterization, and the mechanical behavior of engineering materials. His research interests span advanced manufacturing, materials science, and industrial engineering. He has received numerous accolades, including Best Faculty Awards, Young Researcher Awards, Promising Scientist Awards, and Best Research Presentation Awards. An active researcher, he has authored over 35 research papers and book chapters in high-impact national and international journals and has presented at more than 50 national and international conferences. Additionally, he has participated in over 100 seminars and webinars and attended several short-term training programs and faculty development workshops worldwide. Beyond research and publication, Dr. Pradeep is deeply committed to mentoring and supervising undergraduate and graduate students, guiding them to successful academic and professional careers.

Rommel Banlaoi (pronounced as Ban La Wi), PhD is a prominent Philippine political scientist, international relations expert, and security analyst, specializing in Philippine foreign relations, counterterrorism, counterinsurgency, security and peace research as well as conflict studies in Asia including the South China Sea disputes. As the Chairman of the Philippine Institute for Peace, Violence, and Terrorism Research (PIPVTR), his work often examines the nexus between local extremist organizations, particularly the Abu Sayyaf Group and transnational terrorist networks like ISIS (Islamic State of Iraq and Syria) and Al-Qaeda. As President of the Philippine Society for International Security Studies (PSISS), his views on Philippine foreign and security relations focus on balancing Philippine engagements with China, the US and key countries in Asia and Europe. He is often quoted by media and his numerous publications are frequently cited in policy and academic discussions. In July 2022, Dr. Banlaoi was nominated and designated as a Deputy National Security Adviser with the rank of Undersecretary where he led the transition process at the National Security Council Secretariat. But he has resumed his work as an independent academic and non-government policy expert. He is currently Chairman of the Board of Advisers of the China Studies Center at the School of International Relations of New Era University, the Philippines, Non-resident research fellow at the Huayang Institute for Maritime Cooperation and Ocean Governance, member of the International Panel of Experts at the Maritime Awareness Project of the National Bureau of Asian Research (NBR), and member of the Management Board of the World Association for Chinese Studies (WACS). He served as President of the Philippine Association for Chinese Studies (PACS) and visiting professors at various universities in China, Europe and Asia. With more than 35 years of academic and think-tank experiences, Dr. Banlaoi served as a Professorial Lecturer at the International Studies Department of Miriam College, Professor of Political Science at the National Defense College of the Philippines (NDCP), Assistant Professor of International Studies at De La Salle University (DLSU), Instructor in Political Science at the University of the Philippines Los Banos (UPLB) and University Research Associate at the University of the Philippines Diliman (UPD) where he finished his BA and MA in Political Science and took his PhD in Political Science (ABD). He earned his PhD in International Relations at Jinan University in Guangzhou, China. Dr. Banlaoi received in June 2021 the Award for Outstanding Contribution in the Promotion of Philippines-China Understanding offered by the Association of Philippines-China Understanding (APCU) and the Chinese Embassy in the Philippines. On the occasion of the 2016 World CSR (Corporate Social Responsibility) Congress Day in Mumbai, India, he received the Award for Outstanding Contribution to Humanitarian and Social Cause. Because of his involvement in peace education, terrorism research and non-violence studies, he received in 2011 the Albani Peace Prize Award for Peace Education. Thus, Dr. Banlaoi has been called [ "the father of Philippine counter-terrorism research", the "leading Philippine scholar" studying radical Islam and Philippine national security, and renown Sinologist in the Philippines.

Presently working as Professor and Head-Information Science and Engineering, EPCET, Bangalore. Offering 27 years of experience in teaching and interaction across various industries; Ph.D –Computer Science & Engineering. Specialization in Bioinformatics and Medical Image Processing. Published More than 7 Books for Academic fields. Published more than 27 International Journals. Research fund of 10L(from VGST & AICTE). Conducted and participated in more than 80 +Workshops and Seminars. Participated in various International and National Conferences. Got best paper award in international conference, Gujarat. 2012, best researcher award 2022. Trained for NAAC binary System

Dr. Pastor Arguelles JR is an internationally recognized scientist, professor, and researcher in Computer Studies with over 28 years of experience in academia. Currently serving as the Dean of the College of Computer Studies for 12 years, he has an extensive background in software development, having worked with top organizations such as Arc Angel Corporation, Accenture Philippines, and ITF Inc. He is an active speaker at international conferences and a member of several esteemed committees, including the ASEAN-India Science, Technology and Innovation Cooperation Research Project Team (2025-2027) and the Department of Science and Technology’s technical evaluation panels. His research areas focus on Machine Learning, AI, and Technology Education, and he holds multiple certifications, including ISO 9001:2015 Auditor and Microsoft Technology Associate.

Dr. Mona Laya is an accomplished academic and researcher, currently serving as the Chair of the Research Ethics Committee at the University of the Immaculate Conception. She holds a PhD in Organization Studies from the University of Southeastern Philippines, as well as a Master’s in Public Administration, with a focus on Organization Studies, and a Bachelor's degree in Political Science from Ateneo de Davao University. Her academic and professional contributions extend beyond the classroom, with active involvement in university service, including her role as Internal Auditor for ISO 21001:2018 and her participation in strategic planning initiatives. Dr. Laya is also a member of several research-related committees, such as the Technical Review Committee and the National Research Council of the Philippines. She is the Editor-in-Chief of ARETE, a prominent academic journal. Dr. Laya has collaborated on numerous research projects, including an ongoing, United Board-funded initiative aimed at reducing malnutrition in Davao City's undernourished barangays. Her research interests are diverse, spanning topics such as organizational studies, mental health, online learning, and work ethics. She has authored and co-authored a wide range of studies, several of which have been presented at national and international conferences. Committed to ethical research practices, Dr. Laya has attended extensive training in research ethics, contributing to her expertise in the field. She is particularly focused on applying ethical standards in academic and healthcare research, having participated in numerous national and international ethics training programs. Dr. Laya’s academic rigor and dedication to research excellence have earned her recognition and a strong academic reputation, including an h-index of 2, underscoring the impact of her scholarly work.

Dr. Gladiola A. Eje-Dimaculangan holds credentials as a Registered Psychologist, Registered Counselor, a Licensed Teacher, and a Certified Mental Health First Responder. She currently assumes the role of Director at the Counseling and Psychological Wellness Center at the University of Batangas and holds the position of Graduate School Program Chair in Psychology and Counseling. In addition to her administrative responsibilities, Dr. Glad maintains a strong commitment to clinical practice. She actively collaborates with Lighter Loads Wellness and Consultancy, where she serves as a part-time counselor with expertise in addressing emotional concerns and trauma, particularly in children. She also does TV and Radio appearances as mental health expert like GMA-7, TeleRadyo Serbisyo Totoo showcasing her commitment to community reslilence and psychological support. Dr. Gladi is actively engaged in leadership roles within various counseling-related organizations. Her journey in this realm began when she served as the Regional Secretary of the Integrated Professional Counselors Association of the Philippines (IPCAP) - Region 4A from 2015 to 2017. In 2018, she expanded her involvement by joining IPCAP's National Governing Council, initially as a Board Member and later taking on the role of Officer for Professional Development. Furthermore, she made significant contributions to the field by becoming the inaugural Provincial President of the Philippine Guidance Counseling Association (PGCA) - Batangas Chapter in 2018. Her dedication to professional development extended into her role as part of PGCA National's Committee in Corporate Social Responsibility in 2020.

Presently, she continues to make her mark in the field as an Officer for External Affairs within the National Governing Council of IPCAP. She also holds the position of Ex-Officio in PGCA Batangas Chapter. Her commitment to the mental health field is further demonstrated by her active lifetime membership in the Philippine Mental Health Association and her involvement in other mental health organizations, such as the Philippine Association for Child and Play Therapy. Dr. Glad has also demonstrated her innovative spirit by initiating several impactful programs. She spearheaded Project GIYA, a commendable initiative that provides free capability training for non-licensed counseling practitioners working in public schools, thereby enhancing the quality of counseling services available to students. Dr. Gladi also initiated I-GUIDE, a program that extends financial assistance to Persons with Disabilities (PWD) and Indigenous Peoples who aspire to pursue their education at the University of Batangas. This program enables underserved individuals to access educational opportunities. She was also instrumental in the establishment of the Parangal Pamamatnubay at Gabay ng Batangan, a prestigious provincial-level award program that recognizes and honors Registered Guidance Counselors and institutions in Batangas for their significant contributions in the field of guidance and counseling. These innovative programs underscore Dr. Glad's dedication to promoting mental health, education, and professional development in her community.

Dr. Gladi has been honored with various prestigious awards and recognitions, highlighting her remarkable contributions and leadership in the field. The Philippine Guidance Counseling Association - Batangas Chapter recognized her outstanding leadership and dedicated service to the organization, underscoring her commitment to the field of guidance and counseling. Dr. Gladi also received a prestigious accolade as Best Visionary Leader of the Year - Perficio Award 2021 from the DHS Foundation in New Delhi, India, in acknowledgment of her visionary leadership, demonstrating her remarkable contributions on a global scale. In the mid of Dr. Gladi's love to her demanding professional life as a leader, counselor, lecturer, graduate school professor, mental health advocate, and her most cherished roles as a wife to Oliver and a mother to Gia, she never forgets to walk the talk when she says:"You cannot pour from an empty cup" She makes sure her soul is filled with a daily dose of positivity through spending quality time with God and herself. She indulges her free time doing arts, meditating, cooking for family, and reading books. She enjoys happy and meaningful conversations with friends and family just like how she loves tea and the sea.