A complete list of them would both bore and depress you; there are 99 chapters in Rolf Dobelli’s book on the subject, The Art of Thinking Clearly, and 175 entries (at last count) in Wikipedia’s “list of cognitive biases.” Buster Benson, a product manager at the software company Slack, came up with what we think is a great way to group these biases and keep in mind the problems they pose for us:# 1. Information overload sucks, so we aggressively filter. . . . [But] some of the information we filter out is actually useful and important.

