Robert Rhea is a graduate of Davidson College, Union Theological Seminary, The Jewish Theological Seminary of America, and studied at the University of Marburg with Georg Werner Kuemmel, at the Ludwig-Maximilians University of Munich with Werner Vordtriede, and at the Evangelisch-Theologische Fakultaet of the University of Vienna. At Union Theological Seminary he wrote a thesis entitled The Johannine Son of Man (1990).