Henry MacLean AIA, LEED AP is an architect, educator, and principal of his firm Timeless Architecture. Promoting green design in the northeast since 1987 as an active member of the Boston Society of Architects, he has developed curricula and taught at the Sustainable Design Institute (at the Boston Architectural College) and the Architecture Dept. at Wentworth Institute of Technology. He chaired the Town of Milton Alternate Energy committee between 2006 and 2015 (where he lives and works) and has has been an active member of NESEA since 1992.