UMN Law Librarian Sarah Yates, foreign law and rare book cataloger has reviewed Robert Hickey's Honor & Respect: The Official Guide to Names, Titles, and Forms of Address.
An excerpt:
I turned to the Protocol School of Washington’s Honor & Respect to answer a specific question: If I am ever introduced to a former vice president of the United States, how should I address him? The question is not purely hypothetical for me; one former vice president does appear now and again where I work. But if you are neither one of my colleagues here in Walter F. Mondale Hall nor a librarian at the Indiana University School of Law-Indianapolis, you might not expect to run into former vice presidents in the line of duty. In that case, would Honor & Respect be a useful addition to your library?
Read more of the review at: http://aallspectrum.wordpress.com/2008/11/18/review-of-honor-respect/