Rob Penner
Rob Penner played collegiate tennis at Princeton University and taught tennis in Santa Barbara, CA and at Congressional Country Club in Potomac, MD. He is a contributor at WorldTennisMagazine.com.
Author posts
4 minute read
Tennis is a sport that can help keep you fit, active and improve your
3 minute read
With all the technical gadgetry, wearables and step trackers out there these days, many
