
Ryan W. Walker, PhD is an Assistant Professor in the Department of Environmental Medicine and Public Health at the Icahn School of Medicine at Mount Sinai. He is a clinical obesity and type 2 diabetes scientist with expertise in clinical nutrition, exercise physiology and the genetics of metabolic disorders. He has extensive experience in clinical interventions. Dr. Walker is currently studying the early establishment of the infant gut microbiome and the role of intestinal bacteria in the etiology of obesity and related diseases. He has particular interests in the relationships between environmental factors (diet), microbiome and host health and the identification of modifiers of the gut microbiome to establish targets for interventions that improve health outcomes and prevent disease.
Physicians and scientists on the faculty of the Icahn School of Medicine at Mount Sinai often interact with pharmaceutical, device and biotechnology companies to improve patient care, develop new therapies and achieve scientific breakthroughs. In order to promote an ethical and transparent environment for conducting research, providing clinical care and teaching, Mount Sinai requires that salaried faculty inform the School of their relationships with such companies.
Dr. Walker did not report having any of the following types of financial relationships with industry during 2021 and/or 2022: consulting, scientific advisory board, industry-sponsored lectures, service on Board of Directors, participation on industry-sponsored committees, equity ownership valued at greater than 5% of a publicly traded company or any value in a privately held company. Please note that this information may differ from information posted on corporate sites due to timing or classification differences.
Mount Sinai's faculty policies relating to faculty collaboration with industry are posted on our website. Patients may wish to ask their physician about the activities they perform for companies.