Thierry Gervais is Assistant Professor at Ryerson University and Head of Research at the Ryerson Image Centre (RIC), Toronto, Canada. He is the co-author of La photographie. Histoire, technique, presse, art and Photographies et magazines d'actualite (both with Gaelle Morel), and fomer editor in chief of Etudes photographiques. Gaelle Morel is an art historian and the Exhibitions Curator at the Ryerson Image Centre, Toronto, Canada. She has edited Les Derniers Tableaux. Photojournalisme et art contemporain and co-authored several books with Thierry Gervais. She is a former member of the board of the Societe francaise de photographie, and a member of the editorial committee of the bilingual journal Etudes photographiques.