Nathan Thrall and Yousef Munayyer discuss Thrall's new book detailing the experience of a Palestinian father searching for his missing son and how the system of Israeli apartheid complicates his efforts at every turn. Nathan Thrall is also the author of The Only Language They Understand: Forcing Compromise in Israel and Palestine (Metropolitan, 2017). He spent a decade at the International Crisis Group, where he was director of the Arab-Israeli Project, and has taught at Bard College.