Mike Parker was a monster in typeface design creating more than 1,000 typefaces including one of my favorites Helvetica.
A consultant, type historian, and designer at Font Bureau, Parker has been described as "the font god," with the development of more than 1,100 typefaces to his credit. His colleagues called him a shepherd of typography, who over the course of 50 years, helped guide the type landscape from hot metal, to photocomposition, and finally to digital printing.
See the full article here that Fast Company just wrote.
If you have any interest in fonts - there is a great documentary called Helvetica that I recommend you see. You can find it here for streaming: