Jessica McKellar is an entrepreneur, software engineer, and open source developer from San Francisco, California, USA. She is a former Director for the Python Software Foundation, PyCon North America's Diversity Outreach Chair, and a maintainer for several open source projects, including OpenHatch and the Twisted event-driven networking engine. For her outreach efforts in the Python community, she was awarded the O'Reilly Open Source Award in 2013.
Andrey is the PyCharm Community Lead, the maintainer of the Vim emulation for PyCharm, a contributor to PEP 484 Type Hints. He is also the author of funcparserlib, a functional parsing library for Python, and an organizer of Python meetups in Russia.