Mark Gerson is an entrepreneur and philanthropist who (along with wife, Rabbi Erica Gerson) is perhaps the world’s largest individual supporter of Christian medical missions. He is the co-founder of African Mission Healthcare and co-founder and Chair of United Hatzalah of Israel, the crowd-sourced volunteer system of rapid first responders. He is author of a forthcoming book on the Haggadah from St. Martin’s Essentials titled: “The Telling: How Judaism’s Essential Book Reveals the Meaning of Life.” Website: therabbishusband.com Twitter: @markgerson Podcast: “The Rabbi’s Husband”.