[[File:Eric Kaufmann.jpg|right|thumbnail|401px|"I argue that 97% of the world's population growth is taking place in the developing world, where 95% of people are religious."- [[Eric Kaufmann]]<ref>[https://www.huffingtonpost.co.uk/eric-kaufmann/london-a-rising-island-of-religion_b_2336699.html London: A Rising Island of Religion in a Secular Sea] by Eric Kaufmann, ''Huffington Post'', 2012</ref> ]] | [[File:Eric Kaufmann.jpg|right|thumbnail|401px|"I argue that 97% of the world's population growth is taking place in the developing world, where 95% of people are religious."- [[Eric Kaufmann]]<ref>[https://www.huffingtonpost.co.uk/eric-kaufmann/london-a-rising-island-of-religion_b_2336699.html London: A Rising Island of Religion in a Secular Sea] by Eric Kaufmann, ''Huffington Post'', 2012</ref> ]] |