Andy Crabtree Author & Editor

Peter Tolmieis Principal Research Scientist in the Information Systems and New Media group at the University of Siegen, Germany. He is the co-editor of Ethnnomethodology at Work and Ethnomethodology at Play.

Andy Crabtreeis a Professor in the School of Computer Science at The University of Nottingham, UK.

Dave Randallis Senior Professor in the Department of Information Systems and New media at the University of Siegen, Germany.

Mark Rouncefieldis Reader in Social Informatics in the School of Computing and Communications, Lancaster University, UK, and a recent Microsoft European Research Fellow. He is the co-editor of Ethnnomethodology at Work and Ethnomethodology at Play.