Rachel Teukolsky is professor of English at Vanderbilt University. She studies 19th-century British literature, art, media, and culture. Her recent book is Picture World: Image, Aesthetics, and Victorian New Media (Oxford University Press, 2020). It studies the new visual media of the nineteenth century, from mass photography to pictorial war journalism to advertising posters. Her essays have appeared in PMLA, Novel, Artforum, Public Books, and elsewhere. You can find her online at www.rachelteukolsky.net and on Twitter at @RachelTeukolsky.