He helps elite athletes, coaches and teams to deal with the pressures encountered at major world-level sporting events like the Commonwealth Games and Olympics to achieve their best performances.
Prof Shearer collaborated with Swim Wales to conduct research into the psychology of race preparation and tapering.
Six Welsh swimmers were selected to represent Team GB - a record representation by Welsh swimmers at an Olympic Games.
All six swimmers will be making their Olympic debut in Tokyo this week.
Good luck Alys Thomas, Harriet Jones, Dan Jervis, Matt Richards, Kieran Bird and Calum Jarvis!
Our Swim Wales performance team places a great deal of importance on working with academic partners to drive specific research projects to help prepare our athletes in the best possible way.— Swim Wales (@SwimWales) July 25, 2021
Great working with you David and the @UniSouthWales team#psychology #athletes #elite https://t.co/VC7XodeTXm