Chris Aiken, MD, is the director of the Mood Treatment Center in Winston-Salem, North Carolina, and an instructor at the Wake Forest University School of Medicine. He is active in medical research and has published on the treatment and diagnosis of mood disorders.
James Phelps, MD, is the coauthor of Bipolar, Not So Much: Understanding Your Mood Swings and Depression.
Charles Constant is an actor whose professional storytelling career began at the age of thirteen, when he became an Actors' Equity Association apprentice. An accomplished audiobook narrator, Charles has recorded many popular titles, including How to Win at the Sport of Business by Mark Cuban. He lives in Los Angeles.