Christos Christofidis completed an online course from Eindhoven University of Technology titled "Process Mining: Data science in Action". The course provided data science knowledge to analyze and improve processes in various domains by bridging the gap between model-based process analysis and data-oriented techniques. The course was taught by Professor Dr. Ir. Wil van der Aalst from the Department of Mathematics & Computer Science at Eindhoven University of Technology in Eindhoven, Netherlands.