Matthias Kalle Dalheimer is the President and CEO of KDAB. He has actively developed with Qt since 1996 and is a founding member of the KDE project. Kalle originally created KDAB to be his own boss but, since that time, has built the company into an international organization of talented and loyal employees with one of the highest retention rates in the industry. Kalle’s programmer roots run deep – he’s also written books for developers, including “Running Linux” and “Programming with Qt”, the original book on Qt.