FROM ROCKETTES TO GRADUATION: Kurt Andersen, novelist, radio host of “Studio 360” and Pratt trustee, will deliver the commencement address at Pratt Institute’s graduation on May 14 at Radio City Music Hall. Pratt will also award honorary degrees to photographer Lee Friedlander, author Daniel Pink and New Yorker art editor Françoise Mouly. This is the fourth time in Pratt’s history that graduates will receive their diplomas on stage at Radio City. Some 1,470 graduating students will file into the main hall.