Dov Waxman a professor of political science, international affairs and Israel studies at Northeastern University, will discuss his new book “Trouble in The Tribe: The American Jewish Conflict over Israel” on Monday, Feb. 15 at 6 p.m., in the Pugh Hall Ocora as part of the annual Shorstein Lecture Series. The event is free and open to the public and will be streamed live on the Bob Graham Center website at www.bobgrahamcenter.ufl.edu.