John Leahy, Airbus’ longtime sales chief, is retiring. No one inside Airbus did more to catapult the European manufacturer from a distant No. 3 to its position of fierce competitor in the global duopoly with Boeing. Leahy earned a reputation worldwide for his sales acumen—and for being outspoken. He will be succeeded by Rolls-Royce executive Eric Schulz this February. In a reflective, wide-ranging interview in his Toulouse office, Leahy spoke with Aviation ...