Marder carried out post-doctoral research in the Department of Philosophy at the University of Toronto, and taught at Georgetown University, George Washington University, and St. Thomas More College at the University of Saskatchewan.
Marder carried out post-doctoral research in the Department of Philosophy at the University of Toronto. Marder taught at Georgetown University at the University of Saskatchewan. Marder taught at George Washington University at the University of Saskatchewan. Marder taught at St. Thomas More College at the University of Saskatchewan.