Marissa is the youngest of three sisters, and spent her childhood exploring the woods behind their home in Hamilton. She holds a Masters of Education from Loyola University in Maryland, and received her A.M.I. Elementary diploma from Washington Montessori Institute in 2010. Previously, she completed an A.M.I. Primary diploma at the Foundation for Montessori Education, as well as a Bachelor of Arts in Political Science from McMaster University. She has worked at both the Casa and Elementary levels, as well as specializing in guiding students with learning differences and special needs in Montessori environments. She also holds a certificate in Montessori Applied to Children at Risk from Shelton School in Texas. After class, Marissa enjoys playing board games, reading, hiking, trips to the dog park, and has an eclectic taste in music. Her young son is an enthusiastic member of the Toddler Community at Lyonsgate.