![Angle-of-attack display concept](https://flightsafety.org/wp-content/uploads/2016/09/flighttech_sep16_featured.png)
While airplane upset prevention and recovery training (UPRT) continues to be implemented by airlines (ASW 7–8/16, p. 29) over the next few years, complementary strategies call for technologically enhanced applications of angle-of-attack (AOA) data and energy state alerting.