Boštjan Kaluža, PhD is a researcher in artificial intelligence and ubiquitous computing. Since October 2008, he has been working at Jozef Stefan Institute, Slovenia. His research focuses on the development of novel algorithms and approaches, with an emphasis on human behavior analysis from sensor data using machine learning and data mining techniques. Boštjan has extensive experience in Java and Python, and lectures Weka in the classroom. He spent a year as a visiting researcher at the University of Southern California, where he studied suspicious and anomalous agent behavior in the context of security applications. He has published over 40 journal articles and conference papers.