Master of Fine Arts, The Hague, The Netherlands, 1958. Degree in Publishing, Standford University, California, 1994.
Head art department Bush School, Seattle, 1969-1971. Director creative projects Project Research, 1971-1972. Artist-in-residence Fairhaven College, Bellingham, 1974, Jefferson Community Court, Seattle, 1978-1982, Lennox School, New York City, 1982, 2002—2003.
Teacher summer children's art class Noble Collection, Staten Island. Director NN Gallery, Seattle, since 1970. Guest curator Holland-United States of America Bicentennial Show, University Washington, 1982.
Project director Women in Art Today, Washington, 1989, Washington State Centennial Celebration. Washington to Washington traveling exhibition, 1989. Board directors Soho 20 Artists Galleries, New York City, 1997-1999.
Board directors Wing Luke Museum, Seattle, 1978-1981, Washington State Trust History Preservation, 1990-1993, Soho 20, 1997-2000. Vice president Denny Regrade Community Council, 1978-1979. Member Seattle Planning Commission, 1978-1984.
Member national advisory board directors National Museum Women in Arts, Washington, since 1996. Member Denny Regrade Arts Council (co-founder), International Platform Association, Women in Arts New York City, National Museum Women in Arts (founding, Library. fellow, chairman Washington State committee 1988-1989, member national advisory board since 1993), Seattle-King County Community Arts Network (board directors 1983-1985, chairman 1984-1985), National Artist Equity Association.
Married Ernst Langhout, July 26, 1958. 1 son, Klaas-Jan Marnix.