414
Howard Berkes, «30 Years after Explosion, Challenger Engineer Still Blames Himself», NPR, January 28, 2016, .
415
Joel Bach, «Engineer Sounded Warnings for Columbia», ABC News, January 7, 2006, .
416
Personal interview with Ellen Ochoa, December 12, 2019.
417
Personal interview with Chris Hansen, November 12, 2019.
418
Constantinos G. V. Coutifaris and Adam M. Grant, «Taking Your Team Behind the Curtain: The Effects of Leader Feedback-Sharing, Feedback-Seeking, and Humility on Team Psychological Safety Over Time» (working paper, 2020).
