John Goldthorp

John is the owner of Fix Your Run, a specialized fitness coaching business that not only helps runners break through frustrating plateaus and injury cycles, but also helps people build sustainable fitness for a lifetime. Recently named "Philly's Best Running Coach" by Philadelphia Magazine and featured in Runners and, John currently works with clients at Mass F.I.T. in Center City, Philadelphia and leads weekly group speed training sessions at Philly Surge Running.

As a competitive runner, John, a certified personal trainer and running coach, realized most runners will likely encounter injury at some point in their journey. While many running coaches can develop a solid training plan, John has successfully integrated traditional run coaching with cutting edge strength and movement training. In addition to his B.S. in Kinesiology from Penn State (’00), he's currently Center City Philly’s first and only Neurokinetic Therapy® Level 3 practitioner which enables him to unravel movement compensations that are often the root of many movement related problems like pain or tightness.  He is a certified ACE Personal Trainer, a Functional Movement Screen Expert, a Road Runner Club of America certified running coach, and Precision Nutrition Level 1 certified.

Kari Smith

Over the past decade Coach Kari Smith has cultivated a philosophy that blends both the mental and physical side of performance.  With a strong focus on teaching her athletes how to balance the stress-recovery equation, Kari has been successful in helping athletes achieve consistent, progressive results throughout her career.  In addition to 10 years of personal running experience, Kari has earned coaching and training certifications from USA Track and Field, Road Runners Club of America and the National Academy of Sports Medicine.