Leonhard Lapin (29 December 1947 – 28 February 2022), also known under the pseudonym Albert Trapeež, was an Estonian architect, artist, architecture historian, and poet.
Emeritus Professor at Estonian Academy of Arts, Lapin was a forerunner of the avant-garde movement in Estonia, and influenced Estonian art and architecture through his works and writings during the postwar 20th century. Lapin was active in functionalism, suprematism, technological futurism and pop art. As an artist, he created graphics, paintings, performances, happenings and published several articles, books and poetry collections. Lapin influenced many students as a teacher; he regarded architecture and art mainly as a spiritual activity. He died on 28 February 2022, at the age of 74.After his death, he was cremated and scattered over the river in Pirita.
1965 graduated Räpina High School.
1966–1971 studied architecture at ERKI
1970 got introduced to Academic Oriental Association, where he learned about Buddhism.
1971–1974 worked at Tallinn's Restoration Government as an architect under known Estonian art scientist Helmi Üprus and discovered Estonia's architectural heritage of 20th. century.
1977 member of Estonian Artists Association
1982 member of Estonian Association of Architects
1990 lector at Estonian Academy of Arts
1995 professor at Estonian Academy of Arts
1991–2003 Estonian Association of Architects publication Ehituskunst head editor
1992–1998 lecturer at Helsinki Art School Maa
1992 member of Nordic–Baltic architectural triennial committee
1993–1996 member of Art School Maa governing body
1994 guest professor of Architecture Department at Helsinki Institute of Technology
1995–1997 and 2003–2005 he was the chairman of visual and applied arts foundation capital in Cultural Endowment of Estonia
1997–2000 chairman of "Space and Form 2000" committee
1997, 2002 and 2005 guest professor at Estonian Music Academy
1998–2001 director of Tallinn Art Council
2001–2002 professor of Visual Arts Department at University of Tartu
2012 became emeritus professor at Estonian Academy of Arts
Born in Räpina, Lapin is Sofia Lapin's (Sõrmus) and Rudolf Mõttus's son.