The Air Conditioning, Heating, and Refrigeration Institute promoted David B. Calabrese, VP, public policy, to senior VP of policy and James Walters, senior director, international affairs, to VP, international affairs. Calabrese joined AHRI in 2008 from the Association of Home Appliance Manufacturers, where he served as VP of government relations. Walters joined the Air-Conditioning and Refrigeration Institute in 1999 and before that, spent more than 25 years at the American Petroleum Institute.