The June 2018 A-level Physical Education Paper 2 focuses on factors affecting optimal performance in sport. Topics include exercise physiology (biomechanics, energy systems), sports psychology (arousal theories, leadership styles, self-efficacy), and the societal impact of technology in sport. Analytical tasks evaluate performance enhancement techniques, the influence of commercialisation, and strategies to reduce aggression. Keywords: optimal performance, biomechanics, sports psychology, technology, aggression management, self-efficacy.