Like Mark Zuckerberg? And Bob Dylan? Van Rossum is famous for the Python language and language-related stuff for Python, but he did stuff in his career before

Like Mark Zuckerberg? And Bob Dylan? Van Rossum is famous for the Python language and language-related stuff for Python, but he did stuff in his career before inventing it and has done stuff since (for instance, a lot of his work at Google was on App Engine).