It is quite a challenge for an elite athlete to get the most out of themselves. However, there are so many facets where you can still get some percentages. One of them is the psychological factor. In this broadcast of 'BNR Sportzaken', the Dutch head coach of the female hockey team, Alyson Annan, and Paul Wylleman, performance manager at NOC-NSF, talk about how to get the most out of the athlete.