I'm the author of Singularity Rising, Game Theory at Work, and a co-author of An Appeal to AI Superintelligence: Reasons to Preserve Humanity. I have a PhD from the University of Chicago and a J.D. from Stanford.
While I have been interested in EA since the beginning, I feel like a cultural outsider. One thing that struck me was what seems to be a clear mistake you haven't acknowledged, which many might see as your most significant error: continuing to work with and trust someone who, according to your account, is a serious and long-term drug user.
Whistleblower protection is necessary when Abe provides evidence that Bill harmed Cindy; otherwise, Abe lacks incentive to help Cindy. It is less important when Abe defends himself against harm caused by Bill.