As the internet becomes an increasingly integral part of our daily lives, there is an unprecedented ability to collect and examine large swaths of data about how we think, act, and portray ourselves, both on and off-line. Rudder, one of the founders of the dating site OkCupid, deftly parses through the mass amounts of data that is regularly collected by our online actions to demonstrate how we perceive ourselves and others, how disparate our actions are from our words, and what big data can tell us about human nature.