“People’s middle initials have a particular and powerful effect on how people are perceived by others,” say psychologists Wijnand A.P. Van Tilburg of the University of Southampton and Eric R. Igou of the University of Limerick. 

“The display of middle initials increases the perceived social status of these people,” they write in the European Journal of Social Psychology, “and (it) positively biases inferences about their intellectual capacity and performance.”

Read more:  http://www.businessinsider.com/middle-initials-make-you-look-smarter-2014-5#ixzz31nJIHlRk