By the way – the study that the Coding Horror post is based on has been retracted: http://retractionwatch.com/2014/07/18/the-camel-doesnt-have-two-humps-progra

By the way – the study that the Coding Horror post is based on has been retracted: http://retractionwatch.com/2014/07/18/the-camel-doesnt-have-two-humps-programming-aptitude-test-canned-for-overzealous-conclusion/ http://retractionwatch.com/2014/07/18/the-camel-doesnt-have-... But I think it's what spurred all the interest into the "bimodal hypothesis" that the current work explores.