Self-reporting on surveys seems ridiculously unreliable. People can lie or may not pay attention. People misremember things. People often lack self-insight. And YET, self-reporting fairly often works remarkably well in measuring things. Here are some examples: (1) In a large study we ran, IQ (measured by performance on intelligence tasks) had a strong correlation with self-reported (remembered) performance on the math portion of the SAT exam (r=0.61, n=714), which most participants would hav...