This week marks the 25th anniversary of one of the most devastating strikes in modern U.S. labor history. On Aug. 3, 1981, more than 12,000 members of the Professional Air Traffic Controllers Organization (PATCO) walked off their jobs. It was not the first illegal strike by public-sector workers, but conventional means of resolving such cases failed to impress President Ronald Reagan: He discharged and permanently replaced those who would not promptly return to work. The U.S. labor movement has never recovered, and working families across the nation continue to pay the price. In the immediate aftermath of the PATCO strike,...