NEW YORK -- The poet, activist and educator Sonia Sanchez is this year's winner of the Edward MacDowell Medal, a lifetime achievement honor started in 1960 and previously given to Robert Frost, Toni Morrison and Stephen Sondheim among others.“I had tears in my eyes as I learned about this award,” Sanchez, 87, said in a statement released Sunday by MacDowell. “When I consider my dear friend, Sister Toni (Morrison), and so many others who have been given this award, I feel so welcomed to be part of that group.