11. The system of claim 10 , wherein monitoring user interaction with the at least one program executing on the client computer identifies at least one item of interest, and wherein creating the knowledge interchange profile comprises, for each item of interest: performing a social network analysis; performing an interest analysis; and performing a noun phrase analysis.
13. The system of claim 11 , wherein performing the interest analysis comprises: identifying at least one keyword within the at least one item of interest; assigning a weight value to the at least one keyword; adjusting the weight value of the at least one keyword depending on a location of the at least one keyword within the at least one item of interest; adjusting the weight value of the at least one keyword depending on a frequency of occurrence of the at least one keyword in the at least one item of interest; and eliminating the at least one keyword when the at least one keyword has the weight value not greater than a predetermined value.