„A must for every tennis-school, academy and club. Stephs show gives you wonderful insight into the mechanisms of the mental game of tennis. A great mix between entertainment and helpful tools to work on your mental toughness. No matter if you are a club-player or an athlete with pro-ambitions: you learn what you need to be mentally tough!“, Christoph Kellermann, former german national coach and publisher of »Die Tennisredaktion.«. Steph has held the »HEAD-Man Mental Shows« over a 70 times in Germany, Austria, Switzerland and Italy.