A month after being fired as the head coach for the New York Knicks, Derek Fisher cleared the air and addressed rumors related to the firing in an essay for Sports Illustrated’s “The Cauldron.” While media outlets claimed that Fisher was fired as a result of his altercation with former Lakers teammate Matt Barnes, Fisher claims that his personal life had nothing to do with him leaving the Knicks. “At no time did anyone at that meeting express to me that stories about my personal life were distracting from the collective task at hand, or – more important – that any of my players had expressed to management that they…