 contribute chapters on this issue of justification. John Gerstner, who was professor for many years at Gordon Conwell Seminary in Boston, where Scott Hahn got his seminary education, he talks in the chapter that he contributed to this book, he talks about how he mourned, M-O-U-R-N-E-D, how he mourned for his former seminary student, Scott Hahn, when he learned that Scott had become Catholic.