She and her colleague, Kevin Boyd, are using the hundreds of measurements they’ve taken from ancient skulls to build a new model of airway health for modern humans. They are part of a burgeoning group of pulmonauts exploring novel therapies in breathing, lung expansion, orthodontics, and airway development. Their goal is to help return Gigi, me, and everyone else to our more perfect, ancient forms—the way we were before it all went haywire.

