---

Fertility, not theology, cause of decline
CHICAGO (ABP)--The decline in membership of mainline churches over the last century had more to do with sex than theology, research by a trio of sociologists suggests.

The popular notion that conservative churches are growing because mainline churches are too liberal is being challenged by new research that offers a simpler cause for much of the mainline decline--the use of birth control. Differences in fertility rates account for 70 percent of the decline of mainline Protestant church membership from 1900 to 1975 and the simultaneous rise in conservative church membership, the sociologists said.

"For most of the 20th century, conservative women had more children than mainline women did," three sociologists--Michael Hout of the University of California-Berkley, Andrew Greeley of the University of Arizona and Melissa Wilde of Indiana University--wrote in Christian Century. ...