Dr. Kristel Thomassin, Director of the Child Emotion and Mental Health lab at the University of Guelph, and Drs. Andrade and Aitken at CAMH, are seeking an outstanding Postdoctoral Fellow for a large-scale clinical trial testing the biobehavioural regulation of negative emotion as a transdiagnostic mechanism of change in psychotherapy for child anxiety, depression, and disruptive behavior. The Fellow will work collaboratively with a dynamic and passionate research team and directly with study PIs (Drs. Thomassin, Andrade, and Aitken) to direct and oversee this clinical trial. The Fellow will provide clinical training to mental healthcare providers, implement supervised treatment with children and families, train and oversee practicum students and research assistants, and collaborate with knowledge users and stakeholders. Opportunities may also include up to 1 day per week to be involved in direct clinical services as part of supervised practice. Other opportunities include access to datasets for manuscripts, grant writing mentorship, and support for the Fellow to develop an independent program of research.