2006)Copyright 2006 IEEE. Reprinted from "Sharp, H. and Robinson, H. and Segal, J. and Furniss, D. (2006) The Role of Story Cards and the Wall in XP teams: a distributed cognition perspective. IEEE Computer Society Press, Washington, DC, USA, pp. 65-75. ISBN 0-7695-2562-8". This material is posted here with permission of the IEEE. Such permission of the IEEE does not in any way imply IEEE endorsement of any of University College London's products or services. Internal or personal use of this material is permitted. However, permission to reprint/republish this material for advertising or promotional purposes or for creating new collective works for resale or redistribution must be obtained from the IEEE by writing to firstname.lastname@example.org. By choosing to view this document, you agree to all provisions of the copyright laws protecting it..