Demographic data indicates that atheists have a sub-replacement level of fertility and religious conservatives have high fertility rates ([[Global atheism#Sub-replacement fertility of atheist populations. High fertility rate of religious conservatives|Sub-replacement fertility of atheist populations. High fertility rate of religious conservatives]]).
Demographic data indicates that atheists have a sub-replacement level of fertility and religious conservatives have high fertility rates ([[Global atheism#Sub-replacement fertility of atheist populations. High fertility rate of religious conservatives|Sub-replacement fertility of atheist populations. High fertility rate of religious conservatives]]).
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On December 23, 2012, Professor [[Eric Kaufmann]] who teaches at Birbeck College, University of London wrote:
On December 23, 2012, Professor [[Eric Kaufmann]] who teaches at Birbeck College, University of London wrote: