Darnell Billings, who has been a member of the METCO Board of Directors since 2017, is the group’s new board chairman. An associate broker at Keller Williams Realty Boston, Billings is a Boston native who was a METCO student in Lexington Public Schools. He is a graduate of Lexington High School, Class of 2001. Inspired by his son, a current METCO student in the Lincoln Public