But corporate governance experts have emphasized that leadership changes at the nation's largest financial institutions go a long way toward helping those firms move past the troubles – particularly the reputational damages – wrought by the financial crisis. The feisty Blankfein, the son of a postal worker who grew up in Brooklyn, is one of the only big bank CEOs to have kept his job after the financial crisis. The other is Jamie Dimon, CEO of JPMorgan Chase (JPM).