"An Improbable Friendship is the dual biography of Israeli Ruth Dayan, now ninety-seven, who was Moshe Dayan's wife for thirty-seven years, and Palestinian journalist Raymonda Tawil, Yasser Arafat's mother-in-law, now seventy-four. It reveals for the first time the two women's surprising and secret forty-year friendship and delivers the story of their extraordinary and turbulent lives growing up in a war-torn country. Based on personal interviews,...