When you pick a college major, you’re (theoretically) setting the trajectory of your entire career. Recent research by Professor Nolan Pope shows that this potentially life-changing decision can be altered by something as small as what time of day you took the class, or what you happened to be studying when the deadline for picking a major arrives. The Washington Post summaries Professor Pope's work on how student's college major choice is affect by behavioral biases such as attribution bias, recency bias, and availability bias.