Dr. Christian Marcolli is one of the world's most renowned experts at achieving sustained top performance. He advises senior executives, business leaders, and management teams from blue-chip organizations around the world in achieving extraordinary results. He has also worked as a performance psychologist with top athletes for more than 20 years. In addition to Olympic gold medalists and world champions, he has also worked with tennis star Roger Federer early in his career as his mental coach. He is the founder and owner of Marcolli Executive Excellence and the award-winning author of several business books. In these books he takes a comprehensive look at the essence of excellent performance in the business context and has developed a model for personal leadership excellence (P6PROP®) as well as for leadership that unlocks the extraordinary (Winning Match®)