About the Author

Kathryn R. Simpson, MS, is the CEO and founder of Cerulean Pharmaceuticals, a biotech company that specialises in research on hormones and their roles in health. Prior to Cerulean, she spent over 20 years in executive positions in biotech and technology firms. She holds a master of science degree from University of Southern California. Dale Bredesen, MD, is CEO of the Buck Institute for Age Research, the only institute in the U.S. to focus solely on aging and age-related diseases and conditions. The Institute was recently named one of the top five research facilities in the U.S. by the National Institutes of Health. He also works with his co-author on research in using bio-identical hormones to treat various conditions, including menopause and autoimmune conditions.