Note: This column was co-written by Michael Brown and Jonathan Feldstein. Last month, the Rev. Jerry Pillay, former general secretary of the Uniting Presbyterian Church in Southern Africa, was elected to lead the World Council of Churches. This is a prestigious and influential position. Yet Rev. Pillay has compared Israel's treatment of Palestinians to "apartheid," even speaking of the "exclusionary and violent character of the Israeli Zionist project" back in 2016. This should raise concerns for Christians from all backgrounds. Has the church not learned by now that anti-Semitism does not mix well with the teachings of Jesus? And that...