In these 57 pages of academic brilliance as a senior project for my B.S. in psychology, I document the usability of everyday objects (such as payphones, door knobs, and elevator controls) in Guatemala, compare them to their counterparts in the U.S., and survey people’s preferences to find how culture, familiarity, and components of good human factors design affect what people choose to use.
Open up the PDF. You know you want to.
Teaser: guess which way one must flip a light switch in most of the world to turn it on. It’s not what you might expect. Find out on page 9.