Coincidentally, a feature I did for InfoWorld on user-centric identity appeared today. Here's what I contributed:

• Federating identity for the Web
  User-centric innovations CardSpace and OpenID may finally bring the promise of federation within reach
• Understanding OpenID and CardSpace
  OpenID and CardSpace are at the forefront of user-centric identity. Here's how they work
• Podcast: An identity layer for the Web
  Microsoft's Kim Cameron speaks to the advantages of placing the user at the center of enterprise identity systems
• Podcast: User-centric identity in the enterprise
  Burton Group's Mike Neuenschwander discusses the state of federated identity, delving deep into the business proposition user-centric identity presents