Dr. Jacknin is a board-certified dermatologist, author, national speaker, and consultant, with expertise in holistic dermatology, natural cosmeceuticals, and topical hemp and cannabinoids for beauty and health. She is the author of the 400 pg. classic book Smart Medicine for Your Skin, published by Penguin Putnam in 2001. It was the first book to detail what integrative dermatology is, and to discuss in depth the conventional and holistic treatments for 33 different skin disorders and healthy states.