Coach Mike Bayer is a professional personal development coach, interventionist, and author of the New York Times bestseller book Best Self: Be You Only Better (2019). CAST Centers is his company, and he is the CEO and founder. Bayer also appears on The Dr. Phil Show as a guest expert. Bayer has appeared on shows such as The Talk and Facing the Truth as a guest. He resides in the West Hollywood neighborhood of Los Angeles, California.