John Allen Jr., writer for the National Catholic Reporter, and John Carr, of Harvard University's Institute of Politics will be guests on "In the Heartland With Bishop Pates" radio show this Friday at 10 a.m. Carr set up the Vatican bureau of NCR in 2000 and has written several books on Catholicism. His latest book, "The Global War on Christians: Dispatches from the Front Lines of Anti-Christian Persecution," came out just this past Tuesday. Carr served the US bishops for more than 20 years working on social justice, peace and development. He retired last year to accept a residential fellowship on religion and politics at Harvard University. He is a Washington correspondent for "America" magazine, offering analysis and commentary on issues. You can hear Bishop Pates talk with Allen and Carr this Friday at 10 a.m. on Iowa Catholic Radio (1150 AM/88.5 FM/94.5 FM) or Spirit Catholic Radio Network (102.7 FM).