JOHN B. ARDEN, PHD, is the Director of Training for the Kaiser Permanente Medical Centers for the Northern California Region. In his capacity, he oversees the internships and postdoctoral psychology residencies in twenty-two medical centers. He is the author of nine other books.
LLOYD LINFORD, PHD, serves as Chair-man of Psychiatry and Chemical Dependency Best Practices for Kaiser Permanente's Northern California healthcare system, is a clinical psychologist at Kaiser Permanente Oakland Medical Center, and is in private practice in Oakland, California.