Can trader’s learn from athletes? A review of John Coates book “The hour between dog and wolf”

John Coates presents an engaging story of recent financial crashes from the perspective of a group of traders. Within this, he weaves an entertaining account of their biology and how this changes the risks they take. Testosterone and cortisol are the two steroidal stars of the story. Coates links elevated levels of these hormones to the economic boom and bust cycles.  

But I ask how can trader's improve, can they learn from athletes?