Jack is a trainer, CrossFitter and former middle school P.E. instructor. He has worked in the fitness industry for more than 25 years. He has written for T-Nation, Wannabebig, EliteFitness, and is writing a book on “Mental Toughness Training – How CrossFit Got me in the Best Physical and Mental Shape in My Life.” He has a BA and an MA in psychology. Also, Jack plans to enroll in a Ph.D. program in sports psychology later this year. He currently trains at Pioneer Valley CrossFit and celebrated his 50th birthday.