Over the past month, a wave of coaching changes has swept through the NBA, with six teams parting ways with their head coaches shortly after their seasons came to an end. According to Cricket Exchange, what’s striking is not just the number of dismissals—but the profile of those let go. Among them are big names like Dwane Casey, Nick Nurse, Mike Budenholzer, Monty Williams, and Doc Rivers. All five have previously earned Coach of the Year honors, and three—Rivers, Nurse, and Budenholzer—have hoisted the championship trophy. Yet past success proved to be no shield. This time, front offices moved swiftly and decisively, showing little hesitation in showing respected coaches the…