American College of Gastroenterology
American Gastroenterological Society
Society for Neuroscience
American Motility Society
 American Physiological Society
ASPET
Member of University of Sheffield Staff Student Committee
Member of Steering Committee and US representative, International Neurogastroenterology & Motility Society. Member of Steering Committee of the American GI Motility Society
Member of Am. Gastroenterological Association Research Committee
Chair of Sponsored Program Sub-committee
Member of Am. College of Gastroenterology Research Committee 1st term
Member of Am. College of Gastroenterology Research Committee 2nd term
Member of Intestinal Disorders Section of the AGA Council
Member of American Gastro Association Ph.D., M.D./Ph.D and DVM Committee Member of Steering Committee Member Am. Motility Society meeting, Galveston Member of American Gastroenterological Association: Councilor
Member of Leadership Council of the Oklahoma Alzheimers Association
Member of American Gastroenterological Association Ph.D., M.D./Ph.D and DVM Task Force
Member of Scientific Advisory Board: Joint Neurogastroenterology meeting, Boston Nominated for President Elect Steering Committee of the American Neurogastroenterology and Motility Society
Member of Scientific Advisory Board: Joint Neurogastroenterology meeting, Chicago Elected as Councilor Steering Committee of the American Neurogastroenterology and Motility Society
Member of RCS and Promotions Evaluation Committee Meeting, Department of Veterans Affairs

American Association for the Advancement of Science
American Neuroendocrine Society
American Psychological Society
Developmental Psychobiology
Endocrine Society
International Behavioral Neuroscience Society
North East Under/graduate Research Organization for Neuroscience (N.E.U.R.O.N., Co-Founder & Executive Steering Committee Member)
Sigma Xi, Research Honor Society
Society for Behavioral Neuroendocrinology
Society for Ingestive Behavior
Society for Menstrual Cycle Research. Society for Neuroscience

American Society for Investigative Pathology, active Trainee Member
American Physiological Society, Trainee Member
Association for Molecular Pathology, Active Trainee Member
American Association for the Advancement of Science, Active Trainee Member
Junior Member, Association for Molecular Pathology Training and Education Committee

NIH OBMF Study Section Regular Member
National Medical Research Council Grant Review, Singapore
NIH OBMF Study Section 
AHA Grant Review: Region 3 Spring 2009 5A committee
Member, NIH Pregnancy and Neonatology Study Section
Member, NIH ZHD1-DSR-L(CH) study section
Member, NIH Pregnancy and Neonatology Study Section
Society for the Study of Reproduction
Society for Gynecological Investigation
American Association for the Advancement of Sciences
Federation of American Societies for Experimental Biology
Perinatal Research Society (Honorable Membership)
Honored member, Empire Who Registry of Executives and Professionals
Endocrine Society
Society for Free Radical Biology and Medicine
Nitric Oxide Society