In 1997, Turkheimer, perhaps the preëminent behavior geneticist of his generation, published a short political meditation called “The Search for a Psychometric Left,” in which he called upon his fellow-liberals to accept that they had nothing to fear from genes. He proposed that “a psychometric left would recognize that human ability, individual differences in human ability, measures of human ability, and genetic influences on human ability are all real but profoundly complex, too complex for the imposition of biogenetic or political schemata.)
Source: wiktionary