When presidents of Federal Reserve Banks make news, it usually involves interest rates and currency circulation. And Jeffrey Lacker, president of the Richmond Federal Reserve Bank and recently installed member of the board of trustees at University of Richmond, is a respected authority on both. But under his leadership, the bank made an altogether different power move in June, displaying a gay pride flag downtown. Lacker said the raising of the flag was meant as a symbol of employee diversity, and not a political statement. But his refusal to remove it in the face of criticism certainly was.