05/28/2014 09:12 am ET Updated May 28, 2014

This 15 Minute Activity Will Make You More Successful At Work

Yuri Arcurs via Getty Images

According to a new working paper from Harvard Business School, setting aside 15 minutes to write at the end of the workday is enough to make you better at your job.

"When people have the opportunity to reflect, they experience a boost in self-efficacy," says HBS professor Francesca Gino. "They feel more confident that they can achieve things. As a result, they put more effort into what they're doing and what they learn."

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