Musician Sixto Rodriguez addresses the Wayne State University commencement ceremony after receiving 

Musician Sixto Rodriguez addresses the Wayne State University commencement ceremony after receiving a Doctor of Humane Letters honorary degree, Thursday, May 9, 2013 in Detroit, during the university's commencement ceremony. Rodriguez's two albums in the early 1970s received little attention in the United States but he unknowingly developed a cult following in South Africa during the apartheid era. He was the subject of an Oscar-winning documentary, "Searching for Sugar Man.".(AP Photo/Carlos Osorio)
Associated Press
Musician Sixto Rodriguez addresses the Wayne State University commencement ceremony after receiving a Doctor of Humane Letters honorary degree, Thursday, May 9, 2013 in Detroit, during the university's commencement ceremony. Rodriguez's two albums in the early 1970s received little attention in the United States but he unknowingly developed a cult following in South Africa during the apartheid era. He was the subject of an Oscar-winning documentary, "Searching for Sugar Man.".(AP Photo/Carlos Osorio)
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