Thomas Callaghan is a Sergeant Major in the Canadian Armed Forces with 17 years of service and extensive experience in leadership, training, and development. Currently, Thomas is focused on improving proficiency in French and has instructed on over 40 courses across various military training institutions. Thomas holds a Bachelor of Science in Biological and Biomedical Sciences from York University and is pursuing a Bachelor of Science in Chemistry at the Royal Military College of Canada. Additionally, Thomas volunteered as a Community Research Analyst for the Canadian Cancer Society from 2008 to 2010.
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