Hans Voldemar Trass Edit Profile
Student, Tartu (Estonia) University, 1952.
Postgraduate, Tartu U., 1952-1955; lecturer, Tartu U., 1955-1956; head botany and ecology departments, docent, Tartu U., 1956-1971; head botany and ecology departments, professor, Tartu U., since 1971. President MAB-programme committee United Nations Educational, Scientific and Cultural Organization, 1978-1988.
Member Estonia Academy of Sciences, Estonian Naturalists Society (president Tartu chapter 1962-1971, 85-91, honorary president since 1991), Finnish Biological Society, International Association Lichenologists, Ecological Society of America, International Association Vegetation Science, International Bryological Society.
Married Virve Luide, June 28, 1952 (divorced) 1964. 1 child, Riina Trass-Kütt. Married Raine Loo, August 17, 1966.
1 child, Toomas.