![Megaton Diaz’s BJJ Seminar – May 2015](https://seanmullen.com/wp-content/uploads/2015/11/2015-11-08-04.12.37.jpg)
![Megaton Diaz’s BJJ Seminar – May 2015](https://seanmullen.com/wp-content/uploads/2015/11/2015-11-08-04.12.37.jpg)
About Dr. Sean Mullen
I am a researcher who designs interventions to get & keep people physically active to enhance cardiovascular & cognitive functioning. This website serves as a digital portfolio of my professional experiences and personal hobbies.