Sigmas Accept White Man in the South 1953 03/09/2011 by craig arthur Bro. Dr. Iggers – “Sigmas Accept White Man in South” – 11/27/53 Kansas City Plain Defender. Dr. Iggers is the only brother that is still living that is mentioned in our 1957 history book OCSO. he was also the 1955 Conclave Keynote Speaker.