Chris Mattmann has a wealth of experience in software design, and in the construction of large-scale data-intensive systems. His work has infected a broad set of communities, ranging from helping NASA unlock data from its next generation of earth science system satellites, to assisting graduate students at the University of Southern California (his Alma mater) in thestudy of software architecture, all the way to helping industry and open source as a member of the Apache Software Foundation. When he's not busy being busy, he's spending time with his lovely wife and son braving the mean streets of Southern California.Jukka Zitting is a core Tika developer with over a decade of experience of open source content management. Jukka works as a Senior Developer for the Swiss content management company Day Software, and is a member of the JCP expert group for the Content Repository for Java Technology API. He is a member of the Apache Software Foundation and the chairman of the Apache Jackrabbit project.