Intelligence is what the tests test - is often quoted out of context. A correction is provided:- "Boring famously wrote in 1923, “…intelligence as a measurable

Intelligence is what the tests test - is often quoted out of context. A correction is provided:- "Boring famously wrote in 1923, “…intelligence as a measurable capacity must at the start be defined as the capacity to do well in an intelligence test. Intelligence is what the tests test.” That much-quoted last short sentence was not Boring’s opinion; rather, it was his saying that that is what one would think if one did not know the research findings."