A Review: ACT in Sport: Improve Performance through Mindfulness, Acceptance, and Commitment: by James Hegarty and Christopher Huelsmann, Oakamoor, UK, Dark River, an imprint of Bennion Kearny Limited, 2020, 212 pp., 19.99 (paperback, also available in kindle format), ISBN: 978-1911121381. Issue 1 (21st February 2022) - Piasecki, Piotr