Ira Lupu and Robert Tuttle,

Ira C. Lupu is the F. Elwood & Eleanor Davis Professor of Law Emeritus, and Robert W. Tuttle is the David R. and Sherry Kirschner Berz Research Professor of Law and Religion, at George Washington University. They are the co-authors of Secular Government, Religious People (Eerdmans Publishing Co., 2014).