Interview conducted by Em Griffin, author of A First Look at Communication Theory. Find more resources on this and other communication theories at www.afirstlook.com.
I think that the theory does not necessarily need to account for the emotional factors depending on how the theory is employed. For example, a jury in an important often eliminates the emotional factors quite well at some point while in session, and the theory would then be a very good tool to predict their decision-making. Not to say the Theory shouldn't ever account for those factors, but it is still very useful as is.
Those eyebrows are distracting. We now know that my concentration in a group setting is directly proportional to the eyebrow size of those around me. This is a good video, though and gives a good idea of the group dynamics.