Pro Bono

E.S. McMahon stared at the computer. He knew that it was late in the afternoon on Dec. 24, and he knew that heneeded to get home to his family, but he couldn't resist checking his billing and receivables just one more time. It was his best Christmas present, proving that he was not only his firm's top biller, but that he was also the top income producer.As he logged off, giving his bottom line one last, lingering …