We have given a number of talks and presentations about IPython:
2007
Two talks about IPython at PyCon2007 (the tarballs include the demo movies).
A talk at an MSRI/Berkeley workshop on Interactive Parallel Computation in Support of Research in Algebra, Geometry and Number Theory.
2006
Slides of a talk entitled "Interactive Parallel Computing with Python and IPython," at CU Boulder.
A poster as the DANSE kickoff meeting.
A lightening talk at SciPy'06 about the Parallel Computing capabilities of IPython1.
Slides and MP3 audio of a talk at SAGE Days 2006.
A poster presented at SIAM's Parallel Processing '06 conference.
2005
Two talks at SciPy'05: one about parallel computing and one about interactive notebooks.
2004
A talk at SciPy'04.
2003
An overview of IPython at SciPy'03.