Rachel Jankovic is a wife and mother who serves at Christ Church in Moscow, Idaho. She’s written You Who? to combat the slitheringly subtle philosophy of existentialism. Put simply, existentialism (defined by Sarte) is the philosophy that your identity and meaning are what you make them. You exist, then you determine what you are/who you are. Jankovic’s goal is to unveil the soft, and often undetectable inroads existentialism has made into the lives of Christians. …