"In addition to demonstrating proficiency as a safe and effective pilot, instructors must be able to teach flight. Communicating effectively and facilitating student learning is at the heart of a flight instructor's job, and this requires a bit of psychology to understand how people learn. All flight (CFI) and ground instructors must take the FAA Fundamentals of Instructing (FOI) Knowledge Exam. The Aviation Instructor's Handbook is the primary reference...