Sylvain Gauthier has an extensive career in communication and marketing, currently serving as Chargé d'enseignement for the Master's program in Communication Marketing at Université de Sherbrooke since January 2008. Previously, Sylvain held the position of Vice-président for Affaires publiques & communication at Leger from April 2016 to August 2024, where responsibilities included overseeing research projects and developing strategic insights across various themes, including public opinion and social issues. Sylvain also served as Vice-président at CROP from 1990 to March 2016 and held the role of Directeur de projets - Recherche et études économiques at SNC-Lavalin from June 1986 to December 1989. Educational qualifications include studies at UQAM and Université de Sherbrooke.