Doctor of Divinity, Uppsala University, 1988.
Ordained Church of Sweden, Växjö, 1974. Research worker Uppsala University, 1988—1991, associate professor, 1990, senior lecturer, 1992—2000, ecclesiology and ecclesial life professor, since 2000, history professor Sweden, since 2006, board member, since 1993, deputy dean, since 2008.
Committee member Swedish Church Union, 1989—1998. President St Ansgar Foundation, since 1995, Segelberg Foundation Research History of Liturgy, since 1997, Societas Suecana Pro Fide et Christianismo, since 2005, Swedish Society Church History, since 2006. Member of International Academy Practical Theology, Royal Manuscripts Society, Societas Liturgica.
Married Christina Ericsson, August 23, 1975.