Tennis Beyond the Headlines: August 24, 2026
The US Open qualifying begins this week, and money dominates the headlines. A record $101 million prize pool, soaring ticket prices, and a new GrandRead More
Managing NTRP as a Complex System: Patterns, Feedback, and Adaptation
Over the past two days, I have been exploring the NTRP ratings system through the lens of complexity. Friday started with the distinction between complicatedRead More
The Incentive Problem Hidden Inside NTRP Ratings
On a recent Championship Sunday at USTA Texas 18+ League Sectionals, someone passed an interesting observation to me. After a particular team won the firstRead More
Why the NTRP Ratings System Is Complex, Not Just Complicated
I spent last weekend at USTA Texas 18+ League Sectionals. A side effect of that is spending a fair amount of time hearing people grouse about NTRPRead More
1 responseThe Cruelest Game: Chasing Greatness in Professional Tennis
The Cruelest Game: Chasing Greatness in Professional Tennis by Matthew Futterman is ostensibly a search for the “secret codes” that separate the very best tennis playersRead More
The Code, Principle 13: Why You Cannot Call Your Own First Serve Out
Every Wednesday, this site examines a rule or governing principle that shapes how tennis is actually played. We are currently in the midst of aRead More
1 responseSoccer Bell Touches for Better Tennis Footwork
Every Tuesday, this site looks at a training or technology concept that shapes how tennis is played. Last week, I wrote about my latest trainingRead More
Tennis Beyond the Headlines: August 17, 2026
Leadership, scheduling, anti-doping rules, eligibility policy, coaching, and even the question of how tennis defines lasting greatness all feature prominently in this week’s news. IncomingRead More
Try Harder? What a DEF CON Challenge Teaches Us About Resilience
Yesterday, I pondered whether generative AI might eventually kill Capture the Flag (CTF) competitions, such as the one my work team ran at DEF CONRead More
1 responseIs Generative AI Killing the Capture the Flag Competition?
Yesterday, I described watching hundreds of highly intelligent people submit the same obviously wrong answer to one of my DEF CON CTF challenges because anRead More