Fiend At Court

“Hello, world.” The six to eight weeks leading up to DEF CON are always a bit overwhelming for me. Between my day job, preparations for the conference, and maintaining the daily publishing tempo on this site, discretionary time evaporates. Every year, I fall almost completely off the grid in June and July. Personal emails go unanswered, text messages languish longer than...

Serving First: Dreams Realized and Lessons Learned from Family, Friends and a Life in Tennis is ostensibly the autobiography of Charlie Pasarell, but describing it simply as the story of a former professional tennis player considerably understates the life covered within its pages. Pasarell was the No. 1 ranked American player in 1967, competed in Davis Cup, helped ...

Every Wednesday, this site examines a rule or governing principle that shapes how tennis is actually played. We are currently in the midst of a sequential walkthrough of The Code, exploring one principle at a time as it appears within the USTA’s Friend at Court. After spending a little more time than originally planned on Principle 12, we are finally ready to move forward. P...

Every Tuesday, this site looks at a training or technology concept that shapes how tennis is played. This week’s topic comes from the recent intersection of Wimbledon and the World Cup. Watching both sporting events sent me on a side quest to explore whether training with a soccer ball might help improve my tennis footwork.

I have previously candidly shared my inep...

This week’s stories range from soaring ticket prices and AI-assisted scouting to prediction markets, public-court technology, the Williams sisters, and the growing global influence of Alex Eala.

US Open tickets selling for hundreds on secondary market, frustrating NYC tennis fans: Some fans say the tournament is now for the biggest spenders, rather...