Oskar Frederick Johanson is a designer and writer with a background in architecture, geospatial visualisation, and visual culture. He is currently a doctoral fellow attached to the Climate Rights project at the Trondheim Academy of Fine Art, NTNU, where his research concerns bushfire smoke in south-eastern Australia and the law.

Since 2021, he has been co-program head of the Architectural Association Visiting School Sydney. From 2021-22 he was an Agent of Change for the 10th Architecture Biennale Rotterdam. From 2020-21 he was a Research Fellow at the Gerrit Rietveld Academie, Amsterdam. He has taught media studies and design courses at the Architectural Association and the University of Sydney SSADP and taught short courses at UCL, Cambridge, the University of Melbourne, and Iowa State University. He has written essays and opinion for AA Files, The Avery Review, DELUS, Neo-Metabolism, and The Sydney Morning Herald, and non-fiction for The Dodge. He has exhibited work and research at Het Nieuwe Instituut, arc en rêve, Lismore Regional Gallery, and the Bergen Assembly.

From Sydney, he lives in Trondheim.