Lectures (in Greece):

• University of the Aegean, Department of Statistics and Actuarial-Financial Mathematics, Main speaker: Seminar on Algebraic Statistics (MSc program), May 2020 (invitation)
• Aristotle University of Thessaloniki, Department of Mathematics, April 2019 (invited speaker)
• University of Ioannina, Department of Mathematics, November 2018
• University of Ioannina, Department of Mathematics, May 2016 (invited speaker)
• Aristotle University of Thessaloniki, Department of Mathematics, March 2016
• University of Ioannina, Department of Mathematics, December 2015
• University of the Aegean, Department of Mathematics, May 2015
• University of the Aegean, Department of Mathematics, December 2014
• Aristotle University of Thessaloniki, Department of Mathematics, November 2013 (invited speaker)
• University of Ioannina, Department of Mathematics, September 2011
• Aristotle University of Thessaloniki, Department of Mathematics, May 2011
• University of Ioannina, Department of Mathematics, November 2007

Lectures (Abroad):

• (upcoming...) University of la Laguna, Department of Mathematics, (Tenerife/Spain), September 2021. (invited speaker)
• University of la Laguna, Department of Mathematics, (Tenerife/Spain), June 2019. (invited speaker)
• University of Ovidius, Faculty of Mathematics and Computer Science, International conference, Combinatorial structures in algebra and geometry, (Constanta/Romania), August 2018. Topic: "The structure of complete intersection graphs and their planarity". 
• University of Valladolid, International conference, EACA'S Second International School On Computer Algebra and Applications, (Valladolid/Spain), June 2013. Topic: “On the degree bounds of Graver basis”.  presentation 
  
• Çankırı Karatekin University, Department of Mathematics, International conference, Karatekin Mathematics Days, (Cankiri/Turkey), June 2011. Topic: “Complete Intersection Toric Ideals of graphs”. (invited speaker) presentation 
  

 Other public lectures:

• Lyceum of Petras (Mitilini/Lesvos), Topic: "Mathematics without equations", March 2017.