Hire for Unlearning Rate, Not Learning Rate
19 Oct 2026 · 1 min

0:52
In this conversation, Lenny Rachitsky asks about the skills that are gaining or losing value among the people he works with. Speaker B highlights a shift from focusing solely on learning speed or growth mindset to evaluating an individual's "unlearning rate"—how quickly they can acquire new knowledge and then let go of outdated ideas. They also discuss the concept of "explosive endurance," drawn from a biography of tennis champion Roger Federer, which describes the ability to push intensely while maintaining long‑term stamina through self‑care and pacing. The dialogue suggests that hiring and talent development should prioritize adaptability, the capacity to discard obsolete thinking, and sustainable high performance.










