In 2003, Dr. Valiante was recruited by the University of Toronto as an Assistant Professor and, as a CIHR Clinician-Scientist, he launched his research program in the field of electrophysiological characterization of neuronal networks in epilepsy. His neurosurgical staff appointment is at the Toronto Western Hospital with a practice in adult epilepsy surgery. He currently serves as Director of the Epilepsy Program at the Toronto Western Hospital, University Health Network and is appointed as an Associate Member of the Institute of Medical Science at the University of Toronto.