2. The method of claim 1 wherein access to the first portion of the user knowledge profile by the second user is unrestricted and the storing comprises storing the content in the first portion if the confidence level exceeds a predetermined threshold.
2. The method of claim 1 wherein access to the first portion of the user knowledge profile by the second user is unrestricted and the storing comprises storing the content in the first portion if the confidence level exceeds a predetermined threshold. 3. The method of claim 2 wherein access to the second portion of the user knowledge profile by the second user is restricted and the storing comprises storing the content in the second portion if the confidence level is below the predetermined threshold.