PROFICIENCY & EFFICIENCY 82 OWNERSHIP 85 PROFICIENCY 88 MAINTENANCE 93 ADS-B 97 NEVER AGAIN In 2015, 76 fuel-management accidents involving general aviation airplanes comprised 46 flight-planning-related accidents, 20 related to systems operation, and 10 related to contamination, according to the twenty-seventh Joseph T. Nall Report. OWNERSHIP | Going to the limit-with confidence BY THOMAS B. HAINES 82 | AOPA PILOT November 2018 DANIEL HERTZBERG Eliminating hope