John Hewitt M.D; ABEM was a professor of Emergency Medicine. He also was a director of EMS systems in Oregon and California. His certification included Trauma and Cardiac Life Support Instructor.

His coexistent art career involved 20 years as art instructor at Pacific Union College extension service. He is a signature member of several watercolor societies, most notably Transparent Watercolor Society of American and proudly an elected member of the Watercolor Honor Society. He is also founder of the Mendocino Open Paint Out which is well known to all plein air artists.