Edit: thanks to the mods for fixing the title. More productive in "knowledge production" according to "novel survey data" and "hand-curated life-histories of I

Edit: thanks to the mods for fixing the title. More productive in "knowledge production" according to "novel survey data" and "hand-curated life-histories of International Math Olympiad (IMO) medalists." The headline makes this sound like a broad finding, but in fact it’s very narrow.