al sweigart is software developer and tech book author python is his favorite programming languageand he is the developer of several open source modules for it his other books are freely available under creative commons license on his website weighs pounds about the tech reviewer philip james has been working in python for over decade and is frequent speaker in the python community he speaks on topics ranging from unix fundamentals to open source social networks philip is core contributor to the beeware project and lives in the san francisco bay area with his partner nic and her cat river