Lennart Nacke is a full Professor and the Director of the HCI Games Group at the University of Waterloo’s Games Institute. Professor Nacke teaches User Experience, Human-Computer Interaction, and Game Design at the University of Waterloo. Dr. 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, influence player psychology, and change human 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 and consultant, 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 and gamification.