Bias BREAK Blog

Let’s start clean. Confirmation bias is not a character flaw. It is a brain efficiency shortcut. Psychologist Peter Wason first demonstrated this in 1960. In his now-famous selection task experiment, participants consistently sought information that confirmed their assumptions rather than testing alternatives. Most failed to disprove their own hypothesis, even when invited to do so (Wason, 1960). That was not stubbornness. That was cognition on autopilot. Decades later, Raymo