Marty Makary

Dr. Marty Makary is a professor at Johns Hopkins University and New York Times best-selling author of Unaccountable. He has written for The Wall Street Journal, Time, and Newsweek and is a frequent medical commentator of CNN and FOX News. He has led projects for the World Health Organization and is an advocate for quality and safety in healthcare. He lives in Washington, DC area.

Ellen Vaughn is an award-winning author whose works include The Strand and Gideon's Torch, co-authored with Charles Colson. Former vice president of executive communications for Prison Fellowship, Vaughn has also served as a speech writer and fund-raising consultant. She and her husband, Lee, live in Virginia with their three children.