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 Fabrice Jollant, MD, PhD Stéphane Richard-Devantoy, MD, PhD Eduardo Chachamovich, MD, PhD Marcelo Berlim, MD, MSc Gustavo Turecki, MD, PhD Johanne Renaud, MD, MSc, FRCPC Stephanie Jean Lloyd, PhD Corina Nagy, PhD Naguib Mechawar, PhD Monique Séguin, PhD