Bestselling author Dr. Robert Lesslie is a physician with more than 30 years of experience working in or directing fast-paced, intense ER environments. He is now the co-owner and medical director of two urgent-care facilities. He has written Notes from a Doctor's Pocket, Angels on the Night Shift, Angels and Heroes, Angels on Call, and Angels in the ER (over 200,000 sold) as well as newspaper and magazine columns and human-interest stories. He and his wife, Barbara, live in South Carolina.