- The function of the national airspace system and the procedures for hiring, training, and evaluating controllers.
- Decisionmaking, memory, alertness, vigilance, sleep patterns during shift work, communication, and other factors in controllers' performance.
- Research on automation and human factors in air traffic control and incorporation of findings into the system.
- The Federal Aviation Administration's management of the air traffic control system and its dual mandate to promote safety and the development of air commerce.