[2] His dissertation was titled On the Conceptual Status of Justice and was supervised by Christine Sypnowich.
[1] His research focuses on social and political philosophy, as well as animal and environmental ethics.
Additionally, Johannsen is a host on the New Books Network's Animal Studies podcast.
[4] Johannsen published A Conceptual Investigation of Justice in 2018, a revised version of his dissertation as a book.
[11] It was originally published as a special issue of the journal Ethics, Policy & Environment.