Outgoing National Labor Relations Board chairwoman Wilma Liebman thinks critics of the NLRB’s recent policies have blown their complaints “grossly out of proportion to what has happened and what has been done.” “We knew we were going to have a boxing match, but we didn’t expect our opponents to come in with a baseball bat,” Liebman, a Democrat, told The New York Times. The NLRB has come under fire during President Obama’s administration for favoring unions. The Board has traditionally swung with political tides, but critics say this time around it’s different. The NLRB has plowed forward with unprecedented cases,...