<p><span>In my first speech as Vice Chair for Supervision in September, I said that the Federal Reserve Board would soon engage in a holistic review of capital standards. My argument, then and now, is that our review of regulatory policy must be a periodic feature of bank oversight. Banking and the financial system continuously evolve, and regulation must adapt to address emerging risks. Bank capital is strong, but in doing our review, we should and are being humble about our ability—or that of bank managers—to predict how a future financial crisis might unfold,...