Justin BuzzardJustin Buzzard is founder and lead pastor of Garden City Church in Silicon Valley. Buzzard has been dating his wife for nine years and is the father of three young sons. He speaks widely, writes at JustinBuzzard.net, and is the author of Date our Wife, Why Cities Matter, and Consider Jesus.

Stephen T. Um (PhD, University of St. Andrews) is senior minister of CityLife Church in Boston, Massachusetts, and president of the Center for Gospel Culture. He serves on the board of directors for the Gospel Coalition, as an adjunct faculty member at a number of theological seminaries, and is the author of several books and articles. Read More Read Less