Aaron is a co-founder and a Principal of Gordon & Rosenblatt (www.gordonrosenblatt.com), a consulting firm that specializes in the prevention of Legionnaires’ disease and other infections associated with building water systems. He is a member of ASHRAE SSPC 188, the committee responsible for ASHRAE Standard 188, Legionellosis: Risk Management for Building Water Systems and for ASHRAE Guideline 12, Managing the Risk of Legionellosis Associated with Building Water Systems. He also is a member of ASHRAE SPC 514, the committee responsible for the proposed ASHRAE Standard 514 Risk Management for Building Water Systems: Physical, Chemical and Microbial Hazards and of the ASTM Committee D-19, Water. He is the coinventor of more than 25 US patents. He is a graduate of The Johns Hopkins University (BA).