Bachelor of Architecture, University of Michigan, 1966; Master of Architecture, Yale University, 1967; Doctor Engineering Technology (honorary), Wentworth Institute Technology, 1991.
Project designer Skidmore, Owings & Merrill, Chicago, 1965-1966. Associate partner Parks And Recreation Department Team, Inc., Boston, 1967-1971. President Forbes Hailey Jeas Erneman, Inc., 1972-1980, Peter Forbes and Associate, Inc., Boston, 1980-2000, Peter Forbes, Fellow of the American Institute of Architects Architect, Seal Harbor, Maine, since 2000.
Member Commonwealth of Massachusetts Designer Selection Board, 1986-1989. Member Special Commission Concerning State and County buildings, 1978-1981. Board directors continuing education Boston Architectural Center.
Visiting critic University Michigan, 1980-1982, Catholic University American, Rome, 1982. Visiting lecturer Catholic University, Washington, 1997, University Turin, Italy, 2007. Lecturer, visiting critic Virginia Polytechnic Institute and State University, 1989-1992, 96, Columbia University, 1984.
Visiting critic North Carolina State University, 1997. Thomas S. Monaghan Distinguished visiting professor University Michigan, 1987. Visiting professor Harvard University, 1989, 91, 94, G. Truman Ward visiting lecturer Virginia Polytechnic Institute and State University, 1996.
Visiting lecturer Lawrence Technology University, 1996, Evergreen State College, 1996, University British Columbia, 1996. Guest lecturer Boston Museum Fine Arts, 1997, Guido A. Binda visiting lecturer University Michigan, 1997, visiting professor Wentworth Institute of Technology, Gargonza, Italy, 2003. Visiting lecturer University Turin, Italy, 2007.
Fellow American Institute of Architects (national judicial council since 1987, National honor award 1986, 92, New England regional county/design award 1986, 87, 89, 91, 94, 96, 97, 98, Washington District of Columbia merit award 1994. Excellence in Architect award Maine chapter 1995), Boston Society Architects (board directors, commissioner public affairs, chairman ethics committee, vice president, president 1988-1989, Excellence in Architect award 1988-1989, 91-94, 98, Honor award 1995, 97, 98, Excellence in Housing design award 1996, 98). Member Society Architectural Historians (life), Century Club, Newport Reading Room, Racquet and Tennis Club, National Tennis Club, Yale Club, Boston Athenaeum.
Married Patricia Ann Marsh, August 27, 1966 (divorced 1982). Children: Alexander John, Anne deMarken. Married Erica Longfellow deBerry, July 21, 1990 (divorced 2007).
1 child, Allegra Longfellow.