How to Be a Know-It-All In addition to all of your other identities—urban, rural, Christian, atheist, African-American, first-generation, introverted, immunocompromised, cyclist, gun owner, gardener, middle child, whatever panoply of nouns and adjectives and allegiances describes you—you are also this: a gnathostome. A gnathostome is a creature with a jaw, a characteristic you share with all […]
