Dr. phil. Preisinger-Kleine has considerable expertise on the topic of learning cities and regions as well as quality development in education. He participated in several European projects related to this project: CERN, TESTSCAN, ICONET, ICOVET, EVAL IV, R3L+, BEQUAL etc. He published several articles on the subject of this project, including a widely noticed article in the CEDEFOP European journal (12/02) on organisational learning. Since 1998 he works on quality development in VET and adult education, since 2004 he is concerned with e-learning development, development of social software architectures, and the development of pedagogy frameworks for virtual learning environments. He has developed various virtual communities of practice, such as the CoPs within the Leonardo da Vinci project "ICONET - European Network for Informal Learning" (CoP of practitioners & validators of informal learning), within the KA3 project G8WAY (CoP of career counsellors & supporters of young students on the transition from school | university to work), and the CoP of European learning city | region stakeholders within the Grundtvig multilateral project R3L+. Moreover, he is developing CoP-based platforms for the creative industries, such K10.