President Barack Obama has installed his personal and political attorney, Bob Bauer, as the Democratic Party’s new lawyer, a move that gives Bauer unmatched power in Democratic legal circles and marks him as a top behind-the-scenes player in the president’s inner circle. In addition to representing Obama in personal matters, such as the federal investigation of disgraced former Illinois Gov. Rod Blagojevich, and political matters stemming from Obama’s presidential campaign, Bauer will also play that role for Obama’s new political network, Organizing for America, and the Democratic National Committee, which is administering the network. The added work will mean a...