Championmindset events produces events that feature experts such as Brian Tracy and Les Brown- events now-May www.Championmindsetevents.com Call our office 646 920 9660 Eric Stoller is President of. Championmindset events. Eric has produced over 1000 events and has delivered over 10000 presentations and seminars. He has worked with the great. Les Brown , Brian Tracy , Nick Bollettieri and many of the greats in the world of business, motivation and coaching.