neurobiology

Most of us welcome the conveniences that make our lives more enjoyable—or at least easier to navigate. Although that’s generally true for me, too, convenience is not always a good thing. A story to illustrate: When I was a youngster, my father sometimes used whatever tool was at hand—e.g., a monkeywrench—to pound in nails. When we brothers asked why he didn’t use a hammer, his response wasMORE...