I have occassionally appeared in public and attempted to talk about technical topics. The collected slides, notes and papers are in this section of the site.

PyCon Australia 2013 - How To Start Unit Testing
OSDC 2009 - Change Bad
OSDC 2006 - Using Relational Databases with Python
OSDC 2005 - Building GUI Applications with PythonCard
Sydney Python, March 2005 - Quixote: An Introduction