Marsha Costello

Marsha Costello has been an educator for over twenty years. She has worked in many roles, including alternate education, resource, special education, and Autism. Managing challenging behaviors was a significant aspect of all these roles and continues to be a focus in Marsha’s current role as principal of a small elementary school. Marsha is devoted to addressing challenging situations through a calm, consistent approach to behavioral change. Marsha lives in Summerside, PEI.

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