Does knowing your IQ really matter? David Hambrick’s recent New York Times opinion piece—“I.Q. Points for Sale, Cheap”—warns that we should be skeptical of the recent studies that claim to show that intelligence can be improved through training. The title itself suggests that these IQ points can be bought cheaply simply because these gains are likely hollow. The truth is that at this point the scientific community as a whole just isn’t sure whether genuine intelligence can be increased through training.