Party affiliation: Democrat
Exhibits director University Chicago Library, 1970-1973. Manuscripts librarian New Hampshire History Society, Concord, 1973-1974. Library cataloger Franklin Pierce Law Center, 1973-1977, director environmental law clinic, 1978-1982.
Associate Murphy and McLaughlin, Laconia, New Hampshire, 1977-1978. Sole practice Concord, 1983-1990. Partner Baldwin & de Seve, 1991-1997.
Of counsel Baldwin & Callen, 1997—2005, Baldwin Callen & Ransom, Professional Limited Liability Company, since 2005.
Denomination: Unitarian Universalist
Member Gilmanton Planning Board, 1982-1994, chairman, 1986-1992. Selectman Town of Gilmanton, 1995-1998. President Gilmanton History Society, 2002-2003.
Member Zoning Board of Adjustment, Gilmanton, since 1998. Board directors Granite State Public Radio, 1980-1983, New Hampshire Main St. Center, since 1998, vice chair, 2003-2005, chair, since 2006. Executive director Environmental Law Council, New Hampshire, 1978-1982.
Vice chairman New Hampshire History Preservation Task Force, 1983-1984. Member New Hampshire Bar Association (municipal, government law section, member environmental law section), New Hampshire Association Regional Planning Communications (chairman legislation committee 1984-1986), Franklin Pierce Law Center Alumni Association (president 1979-1980).