Otl Aicher, German graphic designer and typographer (died 1991)

Otto "Otl" Aicher was a German graphic designer and typographer. Aicher co-founded and taught at the influential Ulm School of Design. He is known for having led the design team of the 1972 Summer Olympics in Munich, and for overseeing the creation of its prominently used system of pictograms. Aicher also developed the Rotis typeface.