Celtics’ Justin Jackson prepares meals for people suffering from chronic illness Posted Jan 11, 2023 As he ladled scoops of braised beef into plastic containers, Justin Jackson was careful to use the right amount. The Celtics forward spent time volunteering at Community Servings in Jamaica Plain on Tuesday. Jackson packaged meals that will be delivered to sick people across the state. "My whole goal in life is just to make this world a better place." (Boston.com)