Andrew P Friesen Editor

Andrew P. Friesen is a sport and exercise psychology professor at Penn State Berks, USA, and a Fellow of the Association for Applied Sport Psychology. His research focuses on emotion regulation in sport and the professional development of practitioners. In addition to his academic role, Andrew runs a private practice providing mental performance services to athletes and performers. He has authored and edited numerous publications in applied sport psychology and actively mentors emerging professionals pursuing certification and careers in the field.

Sebastian Brueckner is a sport psychologist based in Germany whose work bridges applied practice, teaching, and international collaboration. He has served as a consultant to athletes, coaches, and organizations across levels of performance, with an emphasis on evidence-based approaches to mental skills training and professional development. Sebastian’s scholarship and service reflect a global commitment to advancing the profession, with particular interest in practitioner identity and the integration of research into applied practice.

Lauren S. Tashman is the Senior Research Scientist for Mursion, Inc. and an applied sport and performance psychology consultant and leadership coach based in New York City, USA. As a Certified Mental Performance Consultant (CMPC), she has worked with athletes, coaches, business leaders, and performing artists to help individuals and teams consistently perform at their best. Lauren has extensive experience in higher education and professional training, and she is passionate about helping emerging professionals build sustainable, values-driven careers. Her contributions to the field include applied practice, supervision, applying the science of high-performance in the business world, and international professional service.