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Turns out it was designed by one Milton Glaser. Glaser is a celebrated artist, most famous for his Bob Dylan poster, the "I Love NY" logo and the DC Comics logo:
Images from Wikipedia
Glaser was born in New York and educated at Manhattan's High School of Music and Art (now Fiorello H. LaGuardia High School of Music and Art and Performing Arts). He graduated from the Cooper Union in 1951 and later, via a Fulbright Scholarship, the Academy of Fine Arts in Bologna under Giorgio Morandi.
Image from Monocle.com
Glaser has had a major impact on contemporary illustration and design. His work has won numerous awards from Art Directors Clubs, the American Institute of Graphic Arts, the Society of Illustrators and the Type Directors Club. He is a member of Alliance Graphique International (AGI), and in 1979 he was made Honorary Fellow of the Royal Society of Arts.
In 2009, he was awarded the National Medal of Arts by President Obama.
Image from containerlist.glaserarchives.org
It's interesting to find out, but not surprising. Its a wonderful logo:
Image from SesamePlace.com