Biographie de l'auteur
Christian Hellsten is CTO of Sanda Interactive Ltd, provider of consulting services and custom Internet software development. He has worked on large-scale e-business projects as a consultant for PriceWaterHouse Consulting and IBM Business Consulting Services. His background is in J2EE but he fell in love with Ruby on Rails at first sight, and has been using it professionally ever since to build web applications. When he is not changing the diapers of his two young daughters at his home in Finland, Christian enjoys researching new technology. Jarkko Laine is the owner and CEO of O'Design, a Rails-based Web design shop. He has been using Ruby on Rails since 2004 and has contributed patches to the core developer team, as well as contributing to several Rails plugins. He has provided Rails consultancy for a number of high-profile organizations, including a major mobile phone manufacturer, Starnet Systems, and Reforge Oy. He also teaches Rails at the Tampere University of Technology and provides lectures on Rails around the world. He lives in Tampere, Finland with his girlfriend Maria and a growing list of pending household chores.