He has been the editor of Arkitektur, the Swedish review of architecture, since 1977. His main interest has been in twentieth-century architecture, especially Swedish post-war developments, ranging from the social and political conditions of planning and building to an interest in the nurturing of an architectural culture. Since 1998 Caldenby has been a professor in the theory and history of architecture at Chalmers University of Technology. He has written some 70 books.