MONDAY: French journalist Sylvain Cypel will speak about his book Walled, a look at relations between Jews and Palestinians in Israel and the barriers — both cultural and physical — between the two groups. Politics and Prose, 7 p.m. D.C.-area Star Wars geeks will want to check out Olsson’s Arlington/Courthouse, where science-fiction author Karen Traviss will be talking about her new novel Legacy of the Force: Sacrifice. We love Han, Chewie and the gang as…