Dr. Tirri is the former Executive Vice President and Chief Technology officer of Nokia reporting to CEO. In that role he was responsible for setting Nokia’s technology agenda, owned all forward-looking R&D and drove Nokia’s core innovation.

Before joining Nokia, Dr. Tirri was a tenured Professor of Computer Science, Head of the Graduate School and the Intelligent Systems Laboratory at the University of Helsinki, leading a world-class research group in probabilistic modeling. Prior to that, he held various academic positions including Visiting Scholar at the University of Texas at Austin; Research Scientist at Microelectronics and Computer Technology Corporation (MCC); Member of Technical Staff at AT&T Bell Laboratories; and Visiting Scientist at NASA AMES, where he contributed to the Mars Rover technology for the 2003 mission.

Dr. Tirri has been a Visiting Professor at Stanford University and most recently an Adjunct Professor of Civil Engineering at University of California at Berkeley. He is the author and co-author of numerous academic papers in various fields of computer science, social sciences and statistics and holds many patents.

He holds a PhD in Computer Science from the University of Helsinki, Finland and an Honorary Doctorate from University of Tampere, Finland.