Dave Costello

Dave Costello is a blue belt in Jiu-jitsu at Boston Brazilian Jiu Jitsu in Woburn, Mass. and a black belt in karate. He has coached boys and girls in various youth sports in AAU, school travel leagues, and camps and clinics.
  • Jiu-Jitsu Parent Keeping Kids on the Jiu-Jitsu Path

    When I was a kid, we were inspired by Bruce Lee, The Karate Kid and of course, Rocky. Nowadays, as I think about kids and martial arts, I often wonder, what do they watch that would inspire them to train? There’s no more Bruce, Daniel-san, or Rocky Balboa. It...