Home Who We Are Join Pictures Events Brothers Alumni Contact Us Home What is Phi Mu Alpha? Phi Mu Alpha is a national social music fraternity. Find answers to your other questions here. Delta Psi at Lyrecrest The Delta Psi chapter held its fall 2005 brotherhood retreat at our national headquarters in Evansville, Indiana. "This it is to be a man of the highest type. To be and not to seem; to do and not simply to talk; to have the right ideal, the true motive and patiently to transform conduct in accordance with it." -Ossian Everett Mills, March 15, 1912