RNS BETTER CITIZENS

(RNS) Harvard University political scientist Robert Putnam’s new book, “American Grace,” argues that Americans honor their neighbors’ religious differences largely because they’ve cultivated personal ties across sectarian lines. RNS file photo courtesy Robert Putnam/Harvard University.

(RNS) Harvard University political scientist Robert Putnam’s new book, “American Grace,” argues that Americans honor their neighbors’ religious differences largely because they’ve cultivated personal ties across sectarian lines. RNS file photo courtesy Robert Putnam/Harvard University.