The position papers have been sorted into three themes, which will be discussed on day 2.

Theme 1: Evaluation and analysis- determining the benefits of shareable interfaces?

Will Seager and Hendrik Knoche, UCL - "It's going to be havoc": shared control of a TV display.

Lucia Terrenghi, LMU University of Munich - Integrating physical qualities in the design of hybrid interactions: what are the implications for shareable interfaces?

Steve Hinske and Matthias Lampe, ETH Zurich - Augmented toy environments: shareable tangible user interfaces for edutainment

Lesley Xie and Alissa Antle, Simon Fraser University - Exploring children's engagement, enjoyment and collaboration on tangible user interfaces

Guillaume Besacier¹, G. Rey¹, A. Apostolopolou², P. Montferrat², S. Buisine² and F.Vernier¹; 1 LIMSI-CNRS, 2 LCPI-ENSAM - Space- and data-sharing in co-located creativity: tabletop computer and pencil-and-paper cases

Diana Africano¹ and Ben Matthews²; 1 Ergonomidesign and Umeå University, 2 University of Southern Denmark - Understanding participation in the use of tangible tools

Philip Tuddenham and Peter Robinson, University of Cambridge -  T3: rapid prototyping of high-resolution tabletop applications

Orit Shaer¹, Jamie Zigelbaum², Michael S. Horn¹ and Robert J. K. Jacob¹ 1 Tufts University, 2 MIT Media Lab - The tangible video editor: designing for collaboration

Theme 2: Context - shareable interfaces in a broader setting

Ylva Fernaeus, Stockholm University/KTH - Tangibles for social interaction

Hillevi Sundholm, Stockholm University/The Royal Institute of Technology -  Collaborating in an interactive space: moving between public and private, and focal land peripheral activities

Cecily Morrison and Alan Blackwell, University of Cambridge - Interaction manifolds: understanding behaviour around a shareable interface

John V H Bonner¹, Andrew Wilson² and Lisa Roberts², 1 Huddersfield University, 2 Blink Media - Public Space as a design factor in shareable technologies

Parag Deshpande, University of Limerick - Designing for integration: interaction design intervention in an external public space

Paul Marshall, Eva Hornecker and Yvonne Rogers, Open University - A model for understanding Shareability: entry points and access points

Simon Buckingham Shum and Al Selvin, Open University - Participatory hypermedia construction via shareable interfaces

Mike Fraser, Kirsten Cater and Paul Duff, University of Bristol - Sharing located experiences through physically mobile devices

Theme 3: Activity - what kinds of collaborative actions can be supported by shareable interfaces?

Jonathan Hook and Patrick Olivier, Newcastle University - Control blocks: tangible tools for tabletop groupware

Stephanie Wilson and Sara Jones, City University - Shareable interfaces for healthcare and creativity

Paul Piwek, David Hardcastle and Richard Power, Open University - The dialogue challenge: shareable interfaces for  enhancing and extending dialogue interaction

Jakob Tholander, Södertörn University College - Designing tangibles as boundary objects

Steve Garner, Open University - Sharing three-dimensional artefacts in remote collaborative design

Nicola Yuill, University of Sussex - Potential uses of shareable interfaces to support individual cognitive development through peer discussion

Thomas Nescher, Tommaso Piazza, Wolfgang Mähr, Richard Carlsson and Morten Fjeld, Chalmers Tekniska Högskola - Tangible User Interfaces for creative problem solving, collaboration, and learning

Sara Price, Institute of Education - Shared physical interfaces: supporting collaboration for learning