Tobias Frere-Jones is a legend in typography, with a 25 year career during which he’s created some of the world’s most widely used typefaces, including Interstate, Poynter Oldstyle, Whitney, Gotham, Surveyor, Tungsten and Retina.
Debbie Millman of Design Matters interviewed Frere-Jones last year for their podcast, which I just got round to listening to. You can hear it here.