Steff Geissbühler

Steff Geissbühler (born 1942 in Zofingen, Switzerland) is a graphic designer based in the United States. He is well known for designing NBC's modern peacock logo (1986) and EPA's logo and graphics standards manual (1977) while at Chermayeff & Geismar. Geissbühler received the American Institute of Graphic Arts medal in 2005. Provided by Wikipedia