By day, Mark Pilgrim is a developer advocate for open source and open standards. By night, he is a husband and father who lives in North Carolina with his wife, his two sons, and his big slobbery dog. He spends his copious free time sunbathing, skydiving, and making up autobiographical information.
There are a huge number of python developers who will need to learn to port their code to python 3, and Dive Into Python 3 is the ideal hands-on introduction to the latest version of python for them. Its unique style of giving a chunk of code first and then picking it apart is ideally suited to existing developers who want to understand the new version of the language quickly.