John Krug’s 27 years of experience as an Air Traffic Controller combined with his experience as an active flight instructor and charter pilot, allow him to assist pilots in gaining a better understanding of the ATC system and how to best operate in it. While with the FAA, he was an On-the-Job-Training Instructor for new controllers and worked as a Quality Assurance Specialist, responsible for conducting in-flight evaluations of the Air Traffic System and investigating accidents and incidents.