After twenty years in the United States Air Force, Dr. John attended Palmer College of Chiropractic in Davenport, IA. He graduated and started practicing and a year later came to DeKalb, IL to start Aspen Chiropractic Clinic. Dr. John is an active family man, and since moving to DeKalb , Dr. John has become an active member of the community. He is a member of the American Legion, local Moose and Elk organizations, Knights of Columbus and DeKalb Chamber of Commerce. Dr. John stays during the week in DeKalb to practice and then returns home every weekend to spend time with his wife, six children, and eight grandchildren.