We Pay Attention Four Times Per Second

Two new studies in the scientific publication Neuron—authored by research teams from Princeton University and the University of California-Berkeley—posit that attention does not hone in like a spotlight, rather, it strobes in and out four times per second. “Perception is discontinuous,” says Sabine Kastner of Princeton Neuroscience Institute, but it is not flickering on and off entirely. Rather, we cycle between “periods of maximum focus and periods of …