Delta Air Lines’ board of directors has announced that Richard Anderson has chosen to retire as chief executive, effective May 2nd. At that time, Anderson will be elevated to executive chairman of the Delta Air Lines board. “Richard has been an outstanding leader and chief executive. “His unique combination of strategic and operating skills, plus his commitment to employees, corporate culture, customers and shareholders has redefined Delta and led to an entirely new and better way of flying around the world,” Dan Carp, chairman of the board at Delta Air Lines.