• Primate Veterinary Association (EPV): Prevention and. Control of Tuberculosis in Nonhuman Primates
• Federation of European Laboratory Animal Science Associations (FELASA)

• American Association for Laboratory Animal Science
• The Academy of Surgical Research
• Public Responsibility in Medicine and Research (PRIM&R)
• The American Venous Forum
• American Society of Laboratory Animal Practitioners
• Veterinary Wound Healing Association

• Psychology International Society (SIP)
• American Psychology Association (APA)
• Society for Neuroscience (SfN)

• President: Shaanxi Province Society of Zoology
• Committee Member: IUCN/SSC Primate Specialist Group
• Member: International Primatological Society
• Council Member: Chinese Society of Zoology
• Vice-President: Chinese Society of Mammalogy
• Council Member: Chinese Wildlife Conservation Association
• Editorial Board: Chinese Journal of Zoology

• School of Public and Environmental Affairs (SPEA)
• Evolutionary Physiology and Ecology Laboratory
• Anthropological Center for Training & Research on Global Environmental Change (ACT)
• Center for the Study of Institutions, Population and Environmental Change (CIPEC)
• Center for the Integrative Study of Animal Behavior and
• IUPUI Center for Environmental Health
• Indiana Molecular Biology Institute

• Core leader of the aging and metabolism unit at the WNPRC
• Advisor to the behavioral management unit at the WNPRC
• Leader of the aged monkey resource at the WNPRC

• Editorial member of Bangladesh Journal of Life Sciences
• Member of International Primatological Society (IPS)
• Member of American Society of Primatologists (ASP)
• Member of Primate Specialist Group (PSG) of IUCN Species Survival Commission             (SSC) and Wildlife Advisory Board, Ministry of Environment and Forest, Bangladesh.
• International consultant and research coordinator in 19 projects funded by NIH (USA),       US Fish and Wildlife Services, USAID, GEF, ADB, IUCN and UNDP.

• Author of a significant number of international publications in the field of Evolutionary         Anthropology and Primatology,Bioarchaeology.
• Lecturer in more than 130 international congresses and meetings.

• Distinguished Research Professor at Tajen University, Taiwan
• Board of several advocacy groups and scientific journals globally
• Chairman of Ethics and Welfare, South East Asian Zoos Association

•Dr. Eric Shaw Gibraltar Ornithological and Natural History Society (GOHNS), Gibraltar
• Prof. Resia Pretorius, University of Pretoria, South Africa
• Dr. Martina Konecna, Harvard University, USA, and University of South Bohemia, Czech      Republic
• Prof. Renate Klein, University of Maine, USA
• Prof. Valerie Grant, Faculty of Medical and Health Sciences, University of Auckland
• Prof. Zuo-Fu Xiang, College of Life Science and Technology, Central South University of      Forestry & Technology, Changsha, Hunan, China

• Member of the Professional order of Portuguese Psychologists 
• Member of the Portuguese Society of Ethology (Sociedade Portuguesa de Etologia)
• Member of the Portuguese Association of Primatology (Associação Portuguesa de             Primatologia)
• Member of the International Society for Human Ethology
• Member of the International Society of Primatology

• SBCF (French Society for Cellular Biology)
• ECDO (European Cell Death Society)
• SFBBM (French Society for Biochemistry and Molecular Biology)
• SFDP (French Society for Primatology)
• EPS (European Peptide Society)
• ESHRE (European Society of Human Reproduction and Embryology)

• IUCN - Species Survival Commission
• IUCN - Conservation Breeding Specialist Group 
• IUCN - Primate Specialist Group
• International Primatological Society, USA
• American Society of Primatologists, USA
• South Asian Primate Specialist Group, IUCN
• Reintroduction Specialist Group - South Asia (RSG-SA)
• Society for Reproductive Biology and Comparative Endocrinology, India
• Society for the Conservation Biology, USA

• Program Co-Chair, Local Host: 47th Annual Southern Anthropological Society meetings, Birmingham, AL
• Alabama Academy of Science Mason Scholarship Committee
• Secretary Treasurer of SALSA, Society for the Anthropology of Lowland South America     (International Professional)
• Member of the New York Academy of Sciences Member of Int. Primatological Society
• Member of the national societies of Anthropology (AAI) and Primatology (API)

• Member, Scientific and Technical Review Board on Biomedical and Behavioral                 Research
• Member, review of Live Animal Regulations produced by International Air Transport         Association (IATA) for ACLAM

• Association for the Conservation of Primate Diversity.
• Member of Polonnaruwa Nature Sanctuary, Sri Lanka.

• Associated with International Journal of Primatology, American
• Associated with American Journal of Physical Anthropology, National Geographic,         Current Zoology, Behavioral Processes, Plos One etc
• Co-organizer symposium ′Evolution, behavior and conservation of odd-nosed colobines
• Conference Organizer for International Primatological Society, Edinburgh
• Member, Scientific Advisory Committee, Leakey Foundation, National Science                   Foundation (NSF), Primate Conservation Inc.
• Primate conservation project coordination, Jane Goodall Institute Switzerland and           Gibbon Conservation Alliance
• Member of Yunnan Golden Monkey Conservation Association
• Member of Society Switzerland-China International Primatological Society

• American Federation for Clinical Research
• American Aging Association
• American College of Rheumatology
• Southeast Society of skeletal Radiology
• The Chicago Rheumatism Society
• American Society of Clinical Pharmacology and Therapeutics
• Chicago Association of Immunologist
• New York Academy of Sciences
• Society of Vertebrate Paleontology
• American Association for Advancement of Science
• Theobald Smith Society
• American Heart Association
• Paleontological Society
• Lupus Coalition
• Paleopathology association
• Phi Delta Epsilon
• International Skeletal Society
• Education Committee, Trumbull Memorial Hospital
• Policy Committee, Trumbull Memorial Hospital
• Executive Director-Society for Cenozoic Studies

• BOS Environmental sciences
• Member TRAC , Wildlife Institute of India
• Visiting professor IGNOU
• Member editorial board International Journal of Primatology
• UGC research project sanction and review

• Primate Conservation Group
• Neotropical Primates Group
• Mesoamerican Society for Conservation Biology
• Association for Tropical Biology and Conservation
• Center for Applied Biodiversity Science at Conservation International
• Neotropical Primates Journal

• Former Annual member of Japan Primatological Society
• Life member of Zoological Society of Bangladesh
• Wildlife Society of Bangladesh
• Bangladesh Bird Preservation Society
• Bangladesh National Biodiversity Group

• Director of the Primate Research Center
• Head of the Primate Research Unit
• President of the Comparative Endocrinology of Molecular Evolution Society (CEMES) of Thailand
• Council member of the Asia and Oceania Society of Comparative Endocrinology (AOSCE) • Council member of the Physiological Society of Thailand (PST)

• Serves in the board of several scientific journals globally
• Korean Association for Laboratory Animal Research

• American Association of Physical Anthropologists – Educational Committee Member
• American Society of Primatologists – Educational Committee Member
• International Primatological Society
• Society of Vertebrate Paleontology
• American Association of Anatomists