The Grammy-nominated R&B and soul singer/songwriter, who became involved in local politics in Chicago later in life, reportedly had Parkinson's.

Butler, a member of the Rock and Roll Hall of Fame and a three-time Grammy Award nominee, was a voice for two major soul music hubs: Chicago and Philadelphia. Along with childhood

Jerry Butler, the soul singer-songwriter and hit maker known as the Iceman, died Thursday at his home in Chicago. He was 85. His assistant confirmed his death to The New York Times, sharing that Butler had been diagnosed with Parkinson’s disease.