We have merchandise! Mugs and Posters! http://dft.ba/-HCTmerch A couple weeks ago, John had a great Vlogbrothers video on racism. It was fantastic, and I assume all of you already watched, but if you didn't, you should. One of the things he mentioned is that differences in life expectancy can be evidence of potential differences in how people of different races are treated. For those of you who want to read more, go here: http://theincidentaleconomist.com/wordpress/?p=61291 John Green -- Executive Producer Stan Muller -- Director, Producer Aaron Carroll -- Writer Mark Olsen -- Graphics http://www.twitter.com/aaronecarroll http://www.twitter.com/crashcoursestan http://www.twitter.com/johngreen http://www.twitter.com/olsenvideo