If the Republicans in Congress thought Craig Becker was too pro-union before, just wait till they see him now. The AFL-CIO Tuesday named Becker its co-general counsel, and that’s about as pro-union as you can be.

Becker, a strong litigator who has argued labor and employment cases before the U.S. Supreme Court and in nearly every federal court of appeals, will join longtime AFL-CIO general counsel Lynn Rhinehart on July 1.