Dr. Caroline Leaf is a communication pathologist and audiologist who has worked in the area of cognitive neuroscience, education, and mental health since 1985. The author of Switch On Your Brain, Think and Eat Yourself Smart, and The Perfect You, Leaf has been featured on many shows, including Enjoying Everyday Life with Joyce Meyer, LIFE Today with James and Betty Robison, Today with Marilyn and Sarah, It's Supernatural with Sid Roth, and Doctor to Doctor. Dr. Leaf also hosts The Dr. Leaf Show on TBN. She lives in Dallas, Texas.