The challenge of using problem-based learning online / GEN-BOOKs in cyberspace education / Institutional perspectives : making PBLonline possible and sustainable / Tracing the tutor role in problem-based learning and PBLonline / From face-to-face to online participation : tensions in facilitating problem-based learning / The academic developer as tutor in PBLonline in higher education / PBLonline : a framework for collaborative e-learning / Online learning and problem-based learning : complementary or colliding approaches? / Developing expertise in professional practice, online, at a distance / Digital support for a constructivist approach to education : the case of a problem-based psychology curriculum / Tools to empower problem-based learning : a principled and empirical approach to the design of problem-based learning online / Analysing the use of communication tools for collaboration in PBLonline