Gary Hamilton, P.E., PMP, LEED AP, CxA, EDAC, FASHE, is a senior vice president and health care practice lead at WSP.  He is a licensed professional engineer in the U.S. as well as in Europe and has more than 23 years of experience in the design and analysis of HVAC systems for a variety of market sectors but with special focus on health care facilities. He has written more than 24 articles in multiple health care and engineering publications. He is also a seasoned presenter and has presented across the country and globally. Email him at gary.hamilton@wsp.com.