B.A. in English and Political Science, Williams College; M.A. in Teaching, Trinity University. While at Thurgood Marshall Academy in Washington, DC, Shamus was a special education teacher and started a school newspaper. He has experience initiating school discipline programs, and coaching sports teams. Shamus was a nominee for Washington DC's Department of Education New Teacher of the Year Award in 2005.
Shamus is currently an Assistant Principal at the Clark Avenue Middle School in Chelsea, MA.