- 27.3.2015 Rūsiņš Freivalds (University of Latvia) at 13:15, "Ultrametric Algorithms and Their Complexity"
- 23.1.2015 Arto Salomaa (University of Turku and Turku Centre for Computer Science, Finland) at 13:15, "A Personal Voyage Through the Last Half a Century of Science"
- 24.10.2014 Joseph Sifakis (EPFL, Lausanne, Switzerland) at 13:15, "From Programs to Systems – Building a Smarter World"
- 15.5.2014 Teuvo Kohonen (Aalto University, Finland) at 13:15, "Data Management by Self-Organizing Maps"
- 25.4.2014 Heikki Topi (Bentley University, USA) at 13:15, "Moving Toward a Research Agenda for the Social, Economic, and Workforce Implications of Big Data Analytics and Decision Making"
- 4.4.2014 Johan Håstad (KTH - Royal Institute of Technology, Sweden) at 13:15, "How hard is to find a good solution?"
- 14.3.2014 Antti Laine (Google Finland) at 13:15, "Sustainability of Data Centers"
- 24.2.2014 Jean-Raymond Abrial (Marseille, France) at 13:15, "Faultless Systems: Yes we can!"
- 25.10.2013 Axel Jantsch (KTH, Sweden) at 13:15, "The Rise and Fall of
- System-on-Chip: Driving Concepts and Trends in the Field of Integrated Circuits Between 1990 and 2020"
- 27.9.2013 Jan van Leeuwen (University of Utrecth, the Netherlands) at 13:15, "What is Computation?"
- 10.6.2013 Christos Papadimitriou (University of California at Berkeley, USA) at 13.15, "Computational Insights and the Theory of Evolution"
- 26.2.2013 Kaj Arnö (SkySQL AB, Finland) at 15.00, "World class IT from Finland: Lessons from MySQL AB"
- 3.12.2012 Masakazu Ohashi (Chuo University, Japan) at 13.15, "Business and IT operations continuance in Japan after the 2011 earthquake"
- 9.11.2012 Esko Ukkonen (University of Helsinki, Finland) at 13.15, "Stringology and Bioinformatics"
- 1.10.2012 Yuri Matiyasevich (Steklov Institute of Mathematics, Saint Petersburg, Russia) at 13.15, "Turing machines vs Diophantine machines"