[Jessica McKellar][1] is an entrepreneur, software engineer, and open source developer from Cambridge, MA. She is a Director for the Python Software Foundation and an organizer for the [largest Python user group in the world][2]. With that group she runs the [Boston Python Workshop][3] -- an introductory programming pipeline that has brought hundreds of women into the local Python community and is being replicated in cities across the US. Jessica is a veteran open source contributor and a maintainer for several open source projects, including [OpenHatch][4] and the [Twisted][5] event-driven networking engine; she wrote a [chapter on Twisted][6] for The Architecture of Open Source Applications Volume II and the second edition of O'Reilly's Twisted Networking Essentials. [1]: http://jesstess.com [2]: http://bostonpython.com [3]: http://bostonpythonworkshop.com [4]: http://openhatch.org/ [5]: http://twistedmatrix.com [6]: http://www.aosabook.org/en/twisted.html