“[L]isting The Bible proves detrimental for both sexes while listing Fifty Shades of Grey results in women getting 16% fewer messages and Harry Potter losing men up to 55%.” In recent duh news, a study by dating site eHarmony found that book readers are found to be “more intellectually curious than most and find it easier to form open and trusting relationships with others” – but not all books are equal, reports The Independent.