Sherif GirgisSherif Girgis is a co-author of the new book "What is Marriage? Man and Woman: A defense" with Ryan T Anderson and Robert P George. Mr Girgis was recently in Australia and the ACL's Katherine Spackman caught up with him to talk about his book. The below interview is 6 minutes and 30 seconds. There is also an extended interview of 8 minutes here.