Member of the High Court of Impeachment, 1994–2000./div>
Member of the Task Force on the Finnish Criminal Code Reform, Ministry of Justice, 1980–1999, individual expert tasks since 2000.
Permanent Expert for the National Board of Health, 1970–1991; Permanent Expert for the National Authority of Medico-legal Affairs, 1992–2008; Chairman of the Commission on the Legal Safeguards in Health Care, appointed by the Ministry of Social Affairs and Health, 1980–1982; Secretary of the Committee on the Reform of Abortion, Sterilization and Castration Legislation, appointed by the Council of State, 1967–1968.
Numerous other expert tasks in legislative drafting for Parliamentary Committees, since 1969.