Appointments/promotions: Unarco Material Handling, Inc. announces the appointment of Gary Slater as president and chief executive officer, and Jeff Woroniecki takes over as vice president of sales at the company… Bruce A. Strahan has been named president and chief executive officer of The Progress Group LLC… AIM North America announces the election of three new directors to its board: Michael Colwell, vice president of systems marketing for Intermec Technologies Corp., Michelle Kabele, channel marketing manager of Zebra Technologies, and David Stewart, president and chief executive officer, AMTSystems, Inc… Ryder System, Inc. announces the appointment of Robert Christopher Steilberg, vice president, talent… Metrologic Instruments, Inc. announces Gerard Yanuzzi as senior manager for strategic marketing projects, and appoints Tom Schuler corporate brand manager… Alan Neal joins AMETEK's commercial motor division as division vice president of engineering… Texas Instruments has expanded its RFID upper management team adding Shawn Rogers, director of wireless commerce and Tag-it products, Mikael Ahlund, director of RFID healthcare and William Santini, director of technology development.