The Architects Collaborative

The Architects Collaborative (TAC) was an American architectural firm formed by eight architects that operated between 1945 and 1995 in Cambridge, Massachusetts. The founding members were Norman C. Fletcher (1917–2007), Jean B. Fletcher (1915–1965), John C. Harkness (1916–2016), Sarah P. Harkness (1914–2013), Robert S. McMillan (1916–2001), Louis A. McMillen (1916–1998), Benjamin C. Thompson (1918–2002), and Walter Gropius (1883–1969).^[1] TAC created many successful projects, and was well respected for its broad range of designs, being considered one of the most notable firms in post-war modernism.