2008/01/31 The 17th CHAT Seminar
2006/11/24 The 3rd International Symposium 'New Learning Challenges' (NLC 2006)
2006/05/29 Videomessages in the third CHAT forum
  • Prof. Yrjö Engeström Center for Activity Theory and Developmental Work Research, University of Helsinki, Finland
  • Prof. Harry Daniels Center for Sociocultural and Activity Theory Research, University of Bath, UK






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