Jon Adler is a British golf performance coach, a TOUR coach and the author of two golf improvement books. He joins "On the Mark to help you get out of your own way and ensure that the best version of you shows up each time you play. Specifically Jon dives into: Playing your best when it matters; Being less frustrated when on-course; Developing a calm mind; Anxiety and Fear and their effect on performance. He also talks about "embracing the certainty of uncertainty" and "the art of relaxed concentration". Further he addresses "Silent Meditation" and dealing with "Mental Interference".