"Choking isn’t just a hazard for athletes: the condition also afflicts opera singers and actors, hedge-fund traders and chess grandmasters. All of sudden, just when these experts most need to perform, their expertise is lost. The grace of talent disappears. As Malcolm Gladwell pointed out in his 2000 article on the psychology of choking, the phenomenon can seem like an amorphous category of failure. Nevertheless, choking is actually triggered by a specific mental mistake: thinking too much...Sian Beilock, a professor of psychology at the University of Chicago, has documented the choking process in her lab."