Kelly Turner, Ph.D., is the New York Times best-selling author of Radical Remission. Over the past 15 years, she has conducted research in 10 different countries and analyzed over 1,500 cases of radical remission. She is a frequent guest on The Dr. Oz Show and holds a B.A. from Harvard University and a Ph.D. from the University of California, Berkeley. She is the founder of the Radical Remission Project at RadicalRemission.com, which provides courses, workshops, and a free database of healing stories for patients and their loved ones. She is the founder of the Radical Remission Foundation, a nonprofit research organization, as well as the director and producer of Radical Remission, a docuseries about radical remission.

Tracy White is the co-author of Radical Hope. Prior to her diagnosis of recurrent cervical cancer, Tracy enjoyed a successful career as a marketing executive for leading magazines and websites. As a writer, speaker, and teacher on the topic of wellness, Tracy was published on SheKnows, SurvivorNet, and Elephant Journal. Tracy defied the odds by living an additional two and a half high-quality years after her doctors predicted she would die, during which time she co-authored Radical Hope and cherished extra years spent with her son and husband.