Marc Ereshefsky was born and raised in Los Angeles, California.  He has a BA in philosophy from the University of California, Berkeley, and he earned his MA and PhD at the University of Wisconsin, Madison.  Elliott Sober was his PhD advisor.  After graduate school, he held two post-doctorate positions.  One was a post-doctorate fellowship with David Hull at Northwestern University.  The other was a Mellon post-doctorate fellowship at the University of Washington, St. Louis.

Marc Ereshefsky came to the University of Calgary in 1991 and is currently a professor of philosophy there.  Since 1991, Marc has trained fortteen PhD and eight MA students.  He has supervised four post-doctorate fellows and been an external examiner for five PhD students at other universities.

Marc Ereshefsky has been a visiting researcher at the Center for Philosophy of Science, University of Pittsburgh (1994), the Department of History and Philosophy of Science, University of Cambridge (1999), the Philosophy Department, CUNY Graduate Center (2013), and was a visiting researcher at Centre Interuniversitaire de Recherche sur la Science et la Technologie (CIRST), Université du Québec à Montréal in Fall 2016.

Marc is married to Ayala Roudstein.  They have two sons and a dog.