Professor Forrest McDonald

Wikipedia
http://en.wikipedia.org/wiki/Forrest_McDonald

Interview - read it
http://findarticles.com/p/articles/mi_m1568/is_11_32/ai_72344887/

At Alabama
http://www.as.ua.edu/history/new/html/faculty/mcdonald.html

Thus the battle 
over presidential titles was not “silly business.” It was a revealing episode in the argument 
over how questions of power and liberty that Americans had debated since the 1760s 
would finally be answered.