Andrew Thomas Weil, born June 8, 1942, is a world-renowned leader and pioneer in the field of integrative medicine, a healing-oriented approach to health care that encompasses body, mind, and spirit. He is a celebrated American celebrity doctor known for his advocacy of integrative medicine.

Weil is the author of numerous scientific and popular articles and has penned 14 books, including The Natural Mind, The Marriage of the Sun and Moon, From Chocolate to Morphine (with Winifred Rosen), Health and Healing, and Natural Health, Natural Medicine. His international bestsellers include Spontaneous Healing, 8 Weeks to Optimum Health, Eating Well for Optimum Health: The Essential Guide to Food, Diet, and Nutrition, The Healthy Kitchen: Recipes for a Better Body, Life, and Spirit (with Rosie Daley), Healthy Aging: A Lifelong Guide to Your Well-Being, and Why Our Health Matters: A Vision of.