This Knowledge Project podcast episode interviews Justin Su'a, Head of Mental Performance for the Tampa Bay Rays, about improving mental performance in sports and beyond. The conversation explores Su'a's role as a mental performance coach, focusing on techniques like recognizing and addressing internal biases, the importance of environmental design in shaping behavior, and the distinction between consistency and intensity in habit formation. Su'a emphasizes the value of asking insightful questions to facilitate self-reflection rather than providing direct advice, illustrated by his anecdote about a player's lack of confidence stemming from a negative environment. Listeners gain practical strategies for self-awareness, environmental manipulation, and consistent habit building to enhance their mental performance. The interview concludes with Su'a defining success as freedom earned through mastery in various life aspects.