Edward Friedman, PhD is regarded as the world's foremost authority on models explaining how hormone receptors affect prostate cancer. Educated at the University of Chicago, where he works in the department of mathematics, he holds a doctorate in biophysics and theoretical biology. A frequent speaker at medical conferences, his work has appeared in numerous medical and biological journals, including Theoretical Biology and Medical Modelling, the FASEB Journal, the Journal of Urology, British Journal of Urology, and European Urology.

William Cane taught English at Boston College and CUNY for two decades and is the author of eight books, including Clubhouse Confidential (with Luis Castillo), Write Like the Masters, and The Birth Order Book of Love.