Douglas Winslow Cooper, PhD

Dr. Cooper was an Associate Professor at the Harvard School of Public Health and was elected a Fellow of the Institute of Environmental Sciences and Technology. In 2000, he retired early, partly to help care for his beloved wife, now quadriplegic from multiple sclerosis. He can be reached by email at

Katherine Freeman, MD, FACG

Dr. Katherine Freeman is a board-certified gastroenterologist at Mount Sinai in Manhasset, NY. She trained at Cleveland Clinic and SUNY Stony Brook for internal medicine and gastroenterology. She is interested in women’s GI issues such as functional bowel disease, pregnancy related GI disease, and she is a strong advocate for colon cancer screening.

Masooma Sheikh, DO

Dr. Masooma Sheikh is a board-certified physician in internal medicine. She has been practicing on Long Island, NY for the past 6 years. Outside of medicine, she enjoys spending time with her two kids and husband. Her interests include fitness, mentoring young healthcare professionals and traveling. Follow her on Instagram @dr.mzsheikh

Noreen Vail-Gandolfo, PhD

Dr. Noreen Vail-Gandolfo received her doctoral degree in school and clinical psychology from Hofstra University. She is a licensed psychologist and a certified school psychologist in New York State. Dr. Vail-Gandolfo currently works as a school psychologist and behavior consultant in Long Island, NY.

Stefani Sassos, MS, RDN

Stefani Sassos, MS, RDN, CSO, CDN, CPT, is an esteemed Registered Dietitian Nutritionist on Long Island's North Shore. Stefani works as a Clinical Dietitian, and also sees clients in her private practice in Great Neck, NY. She completed her Master's in Clinical Nutrition at New York University, and has a B.S. in Nutritional Sciences from the Pennsylvania State University. Stefani is dedicated to leading a healthy and active lifestyle, and inspiring others to do the same. Follow her on social media @stefhealthtips for daily health inspiration!