Graham Attwell is a researcher and edublogger working for the Wales based research organisation, Pontydysgu. His interests include e-Portfolios, digital identities, Personal Learning Environments and the professional development fo teachers and trainers.
Web site - www.pontydysgu.org
Blog - http://www.pontydysgu.org/blogs/waleswideweb
Twitter ID- GrahamAttwell
 

Helen Keegan is a Research Fellow at the University of Salford, UK. For the past 10 years she has worked as a researcher and director on many funded projects centering around the use of ICT in teaching and learning, and she is an active member of the 6* rated IRIS Research Institute. Her research interests include:

• Virtual communities, online social networking and digital identity
• Learning technologies and social software in education
• Multi User Virtual Environments (e.g. Second Life)
• Virtual mobility and online communities of practice (specifically with regards to intercultural communication and online collaboration)