Guido van Rossum

Python; PEP rationale

Guido van Rossum is a principal engineer at Microsoft, having previously held senior roles at Dropbox and Google. He created Python in 1991, growing it into one of the world's most widely used programming languages. He shaped its evolution through the PEP (Python Enhancement Proposal) process, acting as final arbiter of language design until stepping back from the BDFL role in 2018.