Tag clouds as a title page

For some of the recent proceedings (Automotive User Interfaces Conference and Pervasive Advertising Workshop) we used a tag cloud generator (http://www.wordle.net/) to generate a picture for the title page. The tag cloud below of the pervasive advertising workshop is based on the whole proceedings and the one above based on my professional CV.
Bastian just told me there are other interesting ways to characterize a person ... see http://personas.media.mit.edu/