Yrjö Engeström

• Perspectives on activity theory
• Entwickelnde Arbeitsforschung
• From Teams to Knots: Studies of Collaboration and Learning at Work (Learning in Doing: Social, Cognitive and Computational Perspectives)
• Concept Formation in the Wild
• Expertise in Transition
• From Teams to Knots
• Learning by Expanding
• Perspectives on Activity Theory (Learning in Doing: Social, Cognitive and Computational Perspectives)
• Studies in Expansive Learning