Jack Erjavec has become a fixture in the automotive textbook publishing world. He has decades of experience as a technician, educator, author and editor and he has authored or co-authored more than 30 automotive textbooks and training manuals. Erjavec holds a master's degree in vocational and technical education from The Ohio State University and spent 20 years at Columbus State Community College as an instructor and administrator. A long-time affiliate of the North American Council of Automotive Teachers (NACAT), he also served as executive vice-president and spent several years on its board of directors. Erjavec is also associated with ATMC, SAE, ASA, ATRA, AERA and other automotive professional associations.