How Many People Have Ever Lived on Earth?

fallacies > widespread > debunked
Have you ever heard the "fact" that 75% of all people who ever were vorn are alive today? Well it just isn't so. As the article linked above most emphatically proves. The article is hosted on the Population Reference Bureau website, an excellent resource and information bank on all aspects of population studies.
Via Barista, an excellent blog about all sorts of fascinating stuff!