Wisconsin's public employees are leaving their unions in droves, which should be no surprise: With passage of Act 10 in 2011, public unions in the Badger State lost many of their reasons for being. The "budget-repair bill" pushed through the Legislature by Republicans and signed into law by Gov. Scott Walker limited bargaining to wages only, and then only up to the cost of living; it also required unions to recertify each year and barred the automatic collection of union dues. Relying on federal financial records, the Journal Sentinel's Dan Bice found union membership has declined by 50% or more...