Tim Costello has worked in education since 1998, having served as a teacher, Vice Principal, Division Head, and Head of School. Upon graduation from Villanova University with a degree in business administration, Tim participated in a volunteer program, placing recent college graduates in inner-city schools. He taught fifth grade in California while earning a Master’s Degree in School Leadership from the University of San Francisco. During his final two years in the Bay Area, Tim assumed the role of vice-principal in addition to his teaching responsibilities. He then moved to Seattle to teach fifth grade at an independent school for gifted students. Tim was then named founding Middle School Head at Open Window School in Bellevue, WA. In 2013, Tim was named the 7th Head of School at Science & Arts Academy in Des Plaines, IL, a position he held for ten years. Currently, Tim is the Head of School at The Independence School in Newark, DE.
An avid sports fan, he roots passionately for all professional teams from Philadelphia, where he was born and raised, as well as Villanova basketball. Tim enjoys traveling, with a special fondness for road trips and visits to national parks with his wife Ana and four children.