Our Experts
Bob Greene
Bob Greene is an exercise physiologist and certified personal trainer specializing in fitness, metabolism and weight loss. He holds a master’s degree from the University of Arizona and is a member of the American College of Sports Medicine and the American Council on Exercise. For nearly 30 years he has worked with clients and consulted on the design and management of fitness, spa, and sports medicine programs.
Greene has been working as a personal trainer to Oprah Winfrey for more than 15 years. He has since become a contributing editor for O the Oprah magazine, and writes articles on health and fitness for Oprah.com. He is also the bestselling author of The Best Life Diet Cookbook, The Best Life Diet, The Best Life Diet Daily Journal, Bob Greene's Total Body Makeover, Get with the Program!, The Get with the Program! Daily Journal, The Get with the Program! Guide to Good Eating, Make the Connection and Keep the Connection.
Janis Jibrin, M.S., R.D.
Best Life Lead Nutritionist
Janis Jibrin writes regularly for TheBestLife.com and oversees the accuracy of all diet and nutrition information on the site. She is also a contributing editor for SELF magazine, and freelances for other publications, such as Good Housekeeping, Men's Health, Natural Health and Prevention. In her private practice, she specializes in weight loss and eating disorders.
She's recently co-wrote The Best Life Guide to Managing Diabetes and Pre-Diabetes with Bob Greene and John J. Merendino Jr., M.D. Her previous books include The Supermarket Diet and The Supermarket Diet Cookbook. Prior publications include The Unofficial Guide to Dieting Safely. Jibrin is a registered dietitian with a Master of Science in Nutrition; she received her training counseling children and teens at Georgetown University Hospital.
Stephanie Clarke, M.S., R.D.
Best Life Nutritionist
Clarke is the co-owner of C&J Nutrition, a New York City-based nutrition counseling and communications practice where she advises clients on nutrition issues specializing in weight loss, prenatal and postnatal health, and family nutrition. She also works with the food industry and other organizations to effectively communicate nutrition information to the public. In addition to the articles and tips she contributes to TheBestLife.com, Clarke also writes for many national publications, such as Shape, Fitness, and Nutrition Today.
Sidra Forman
Best Life Chef
After brief careers as an attorney and a filmmaker, Sidra Forman opened a restaurant called Rupperts in Washington, D.C., with her husband and brother in 1994. The restaurant received much critical acclaim, but closed in 2002 to allow Forman and her partners to pursue other projects. Since then, Forman has been developing recipes for TheBestLife.com. She also runs a cut-flower business, designs and plants small urban and potted gardens, and continues to do restaurant consulting and food writing.
Forman has contributed to The Best Life Diet, The Best Life Diet Cookbook and The Best Life Guide to Managing Diabetes and Pre-Diabetes . She cooks regularly for herself, her friends and family, and her daughter.
Willow Jarosh , M.S., R.D.
Best Life Nutritionist
Willow Jarosh is the co-owner of C&J Nutrition, a nutrition counseling and consulting practice in New York City that recently designed the nutrition curriculum for the Wounded Warrior Project's TRACK program, an integrated program that offers college preparatory classes and services to wounded soldiers to help them build career skills and continue recovery toward a more independent life. In addition to responding to member questions and contributing articles to TheBestLife.com, Jarosh writes for publications like SELF, Nick Jr., Good Housekeeping, and Crain's New York.
Tula Karras
Best Life Health and Nutrition Writer
Tula Karras, a freelance writer and editor, has held staff positions at Child magazine, Parents magazine, WebMD.com, Seventeen magazine and SELF magazine. Her work has appeared in many publications, including SELF, Shape, Real Simple, Family Circle, and Texas Monthly. She grew up in Wyoming and Texas and lives in Brooklyn, New York.
Michelle Kennedy, M.S.
Best Life Fitness Expert
Michelle Kennedy is a certified exercise specialist in Post Surgery Breast Cancer. She also specializes in weight management and eating behaviors, and has contributed to the development of the exercise program for SEEC/VIA, a nonprofit group providing services for adults with developmental disabilities. Kennedy is certified with the National Strength and Conditioning Association. She currently works with patients with a variety of lung diseases. She holds a Master of Science in Exercise Physiology from George Washington University.
Donna Fennessy
Best Life Editor
Donna Fennessy has been writing about health, nutrition, diet, fitness and other lifestyle issues for 10 years. She is currently the editor of TheBestLife.com. Prior to her work with The Best Life, she was the senior nutrition editor at SELF magazine. Fennessy received her Master of Science in Journalism from Boston University in 2000. She also freelances for several magazines, including More, Parenting, Real Simple and Fitness.