Reilly O'Brien is an AFL player who is currently the first-choice ruckman for the Adelaide Crows. He has played for the Crows since 2014.

As well as having a successful career in the AFL, O'Brien holds a medical science degree from Flinders University and a Master of Neuroscience from King's College. In 2024, O'Brien received the Jim Stynes award for his advocacy work relating to mental health with South Australian school students.

On this episode of BASED, Senator Antic and Reilly O'Brien discuss life in the AFL, the impact of neuroscience on preventing concussions in football, Jordan Peterson, and more.