Caglar Yildirim is a human-computer interaction (HCI) researcher and educator with expertise is in VR and AR technologies. His research is in the areas of HCI, immersive environments, and applied machine learning, striving to apply HCI principles to the design, development, and evaluation of 3D interfaces to support and improve human interactions with virtual/augmented/mixed reality environments. Caglar is also a professor and has taught HCI, VR/AR development, data science, and game programming courses at Northeastern University, State University of New York at Oswego, and Iowa State University.