Predictably, reliably human
We're predictably irrational, and that turns out to be oddly reassuring — the mistakes are patterned, which means they can be studied, anticipated, and sometimes designed around.
This corner of Numbers pairs the clean models of choice with the messy psychology that bends them: the nudges, defaults, and framing effects that sit in the gap between the rational agent and the real one.
Reference entries are on the way. For now, watch for the moment a 'free' option changes a decision it logically shouldn't.