Short bio:

Gianpaolo Carraro is Director of SaaS Architecture, in the Architecture Strategy team at Microsoft. In his role, Gianpaolo drives thought leadership and architectural best practices on Software as a Service. Prior to Microsoft, Gianpaolo was co-founder and chief architect of a SaaS startup, prior to that Gianpaolo was a member of technical staff at Bell Laboratories. He is also a published author and a frequent speaker at major international IT conferences. You can learn a bit more about him through his blog: http://blogs.msdn.com/gianpaolo