Meet Our Experts
Meet our team of Else experts who stand with us on our journey to revolutionize baby nutrition and meet the gold standard for nutrition in everything we do.
Else Pediatricians and Nutritionists
Dr. Jennifer Trachtenberg
Pediatrician Jen Trachtenberg, M.D., F.A.A.P. – known to her patients as Dr. Jen – is a nationally renowned parenting expert, board-certified pediatrician, and has maintained a successful private pediatric practice in New York City for over 20 years. She is also an Assistant Clinical Professor of Pediatrics at The Icahn School of Medicine at Mount Sinai, and a mother of three children. Dr. Jen has appeared numerous times on NBC's TODAY show, CNN, and Fox News, contributes regularly with health and parenting topics, including child development, newborn care, nutrition, childhood obesity, and sleep issues to Parents Magazine, Romper.com, Today.com First for Women Magazine, NY Times, Fatherly, The Bump, Your Teen Magazine, USWeekly (Celebrity Baby Expert), Care.com and Good Housekeeping She has published two parenting books, The Smart Parent's Guide to Getting Your Kids through Check Ups, Illnesses and Accidents , and Good Kids, Bad Habits: The RealAge Guide to Raising Healthy Children and now is creator of her one of a kind, video parenting manual Pediatrician in Your Pocket.
Dr. Leah Alexander
Robin Barrie Kaiden, MS, RD, CDN is renowned for helping people of all ages embrace a healthier lifestyle through nutrition and fitness counseling. As a Licensed Registered Dietitian and Personal Trainer, her smart and sensible approach to pediatrics, weight loss, sports nutrition, allergies, cardiovascular health, pre/post natal, and other areas of clinical and lifestyle nutrition has resonated with hundreds of people across the United States. Robin received her B.S. and M.S. degrees in Nutrition and Exercise Science from Cornell and Columbia Universities.
Ana Reisdorf, MS, RD is a Registered Dietitian Nutritionist and freelance writer with 13-years of experience in the field of nutrition and dietetics. She is the author of three books, including the Anti-Inflammatory Diet One Pot Cookbook. Through her writing she demonstrates her passion for helping people achieve ideal health and make transformational changes in their lives.
Lauren specializes in plant-based living and vegan and vegetarian diets for all ages. She specializes in writing about parenting and a wide variety of health, environmental, and nutrition topics.
Markita is a clinical dietitian with a passion for the biological, social, and cultural aspects of eating. She enjoys writing about nutrition and wellness, food justice and policy, cultural food ways, and the psychology of nutrition.
Melissa is a health writer with over 12 years of experience in the field of nutrition. She specializes in helping women move away from restrictive habits that lead to vicious yo-yo weight cycles. Melissa enjoys writing about health, nutrition, and fitness with the goal of simplifying complex health topics for the reader.
Else Advisory Board
Prof. Jon Vanderhoof
Prof. Raanan Shamir
Simeon joined the health care industry after graduating from university, gaining 35 years of commercial experience spanning primary care and specialist pharmaceuticals, and reimbursed and out of pocket nutritional businesses (including infant formula, medical nutrition, out of pocket adult supplements, and sports nutrition). For 25 years of his career Simeon worked at Abbott Laboratories and became dedicated to the Nutritional Products Division, following the creation of Abbott Nutrition International in 2005, culminating in his final position as Divisional Vice President, Abbott Nutrition, for the Europe, Middle East, & Africa (EMEA) Area. Since 2018 he has worked as an independent consultant supporting start-up nutritional businesses, including a US company launch of a new brand in the food allergen introduction category.
Prof. Hania Szajewska, M.D.
Hania Szajewska, MD, is Professor and Chair of the Department of Pediatrics at the Medical University of Warsaw. Until June 2019, she served as the Editor-in-Chief of the Journal of Pediatric Gastroenterology and Nutrition. Previously, Prof. Szajewska served as a member of the Council and then as the General Secretary of the European Society for Pediatric Gastroenterology, Hepatology and Nutrition (ESPGHAN). She also served as the Secretary of the ESPGHAN Committee on Nutrition. Most recently (January 2019), she joined the Board of Directors of the International Scientific Association for Probiotics and Prebiotics. Prof. Szajewska has broad interests in pediatric nutrition but her research focuses on the effects of early dietary interventions on later outcomes, the gut microbiota modifications such as with probiotics and/or prebiotics, and diarrheic diseases. She is or has been actively involved in several European Union-funded research projects. She is an enthusiastic advocate for the practice of evidence-based medicine. She has co-authored more than 320 publications. In 2020, Prof. Szajewska has been ranked as one of the world’s top 2% most-cited researchers.