Material handling controllers, namely, computer hardware and recorded computer software configured for automated control of roller conveyors, overhead conveyors, slat-sorter conveyors, sliding-shoe conveyors, rollerless conveyors, slider bed conveyors, tilt tray conveyors, circular conveyors, multi-stage conveyors, merge conveyors, sortation systems, mezzanines, pallet stations, rolling carts, employee work stations, manual and assisted lifts, turntables, and hoists