1 Rethinking HCI Education for Design: Problem-Based Learning and Virtual Worlds at an HCI Design Studio Panayiotis Koutsabasis University of the Aegean Department of Product & Systems Design Engineering Hermoupolis, Syros, GR-84100, Greece kgp@aegean.gr Spyros Vosinakis University of the Aegean Department of Product & Systems Design Engineering Hermoupolis, Syros, GR-84100, Greece kgp@aegean.gr