YANN TOSTAIN WAS BORN AND RAISED IN FRANCE. HE STUDIED PSYCHOPATHOLOGY IN PARIS AND MARSEILLE AND COMPLETED HIS PH.D IN 2004.
HE STARTED AS A PROFESSIONAL THROUGH PHOTOGRAPHIC WORKS IN WESTERN AFRICA A FEW YEARS AFTER. SINCE 2009, HE IS WORKING ON THE AMBIGUOUS FUNCTION OF THE IMAGE IN THE DOCUMENTARY PHOTOGRAPHY.
HIS WORK IS FREQUENTLY EXHIBITED IN GERMANY AND ABROAD.