Steven Yellin created the Fluid Motion Factor, a performance system that helps athletes, musicians, executives, and weekend competitors enter the zone more consistently. A former Penn State tennis standout, he once beat a young John McEnroe. After a pivotal match experience, he spent decades studying and teaching peak brain-body performance worldwide.

Paul Stokstad is a writer, teacher, poet, and lifelong athlete whose tennis, pickleball, improv, and meditation background brings humor and insight to Fluid Motion Factor. His journey from analytical control to fluid play helps translate Steven Yellin’s method into practical stories, cues, and court-tested reflections for all players.