Paul Ganssle is a software developer at Bloomberg and contributor to various open source projects. Among other projects, he maintains of python-dateutil.
He previously was a physical chemist working on low-field NMR. If you'd like, you can read his dissertation Alkali Vapor-Cell Magnetometry and its Application to Relaxometry and Diffusometry (direct PDF link), though he is well aware that "I would like to read his dissertation" is probably the last thing on anyone's mind.
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