The MGSS is a team of clinical and basic researchers using multidisciplinary approaches to find new avenues to understand and treat major depression and suicidal tendencies. This team is composed of: Principal Investigators Students and Postdoctoral Fellows Technical and Clinical Personnel Depressive Disorder Program Personnel Principal Investigators Eduardo Chachamovich, MD, PhD Stéphane Richard-Devantoy, MD, PhD Gustavo Turecki, MD, PhD Naguib Mechawar, PhD Stephanie Jean Lloyd, PhD Monique Séguin, PhD Fabrice Jollant, MD, PhD Marcelo Berlim, MD, MSc Johanne Renaud, MD, MSc, FRCPC Corina Nagy, PhD