Matthew Helmke is an active member of the Ubuntu Linux community. He is a former Administrator and Forum Council member for the Ubuntu Forums (http://www.ubuntuforums.org) and coauthored the most recent editions of Prentice Hall's The Official Ubuntu Book and Sams' Ubuntu Unleashed as well as O'Reilly's VMware Cookbook, two books about Moroccan language and culture, and more. Matthew first used Unix in 1987 while studying Lisp on a Vax at the university. He has run a business using only free software, has consulted, and earned a master's degree in Information Resources and Library Science at the University of Arizona while working as the senior technical writer for iPlant Collaborative, a project creating cyberinfrastructure to help biologists do research that involves big data sets and massive computation.