I'm a complete slacker in trying to lead an effort for the Concordia Identity Reference Model. This is due to lack of bandwidth, low levels or participation, and my own frustration at conceptualizing things differently than most other people.
At my day job we continue to use and evolve the model. We used it to facilitate discussion about Testing IDs, and to illustrate our determined approach. In November we shifted discussions from Testing IDs to individuals with Multiple Personas.
Here's today's version of the model: