Dr. Lennart Nacke is a pioneer in games, gamification, and user experience. As Professor of Human-Computer Interaction (HCI) in Games at University of Waterloo, he explores how user experience of video and exercise games can drive engagement and change behaviours. Over the past 15 years, he has published more than 200 academic papers and a best-selling book on Games User Research. A sought-after keynote speaker, Dr. Nacke has advised organizations worldwide on effective gamification strategies. He was recognized among the top 10 HCI scholars of the last decade and the top 2% of scientists worldwide. His groundbreaking work continues to shape how we understand and apply games research.