Mark Lutz
Mark Lutz is a Python trainer, writer, and software developer, and is one of the primary figures in the Python community. He is the author of the O'Reilly books Programming Python and Python Pocket Reference, and co-author of Learning Python. Lutz’s involvement with Python started in 1992, and he began teaching Python classes in 1997. Visit Lutz at www.rmi.net/~lutz.