Dear Prof. Franklin , This is to recommend Dr. John Nash for a faculty position at your institution. John worked with me as a Ph. D. student at University of Illinois. John has a perfect academic record (straight A) and he has done extensive studies on complicated materials such as ### . Toward his Ph. D. thesis John has performed theoretical calculations on ### . His calculations take into the effects of ### . He made significant contribution to the understanding of the ### . His work with me has led to three publications. His work is of importance both from a scientific and a technological point of view. ###### . John is an intelligent and hard-working researcher. He has somewhat strong personality, but I had no problem getting along with him. He has exceptional skill that will make him an excellent researcher, once he devote to it. I think he will be a valuable asset to your department. Sincerely yours, John Bardeen Professor of Physics University of Illinois at Urbana-Champaign _____________________________________________ ###### : technical description. Franklin, John Nash, John Bardeen : three virtual persons.