Parveen Shams, a college senior in search of a calling, feels pulled between her charismatic and mercurial anthropology professor and the comfortable but predictable Afghan-American community in her Northern California hometown. When she discovers a bestselling book called Mother Afghanistan, a memoir by humanitarian Gideon Crane that has become a bible for American engagement in the country, she is inspired. Galvanized by Crane's experience, Parveen...