Civic Service
Eris has also served as President of the Board of Trustees for the Conrad Hilton Memorial Park and Community Center since August, 1984. As a member of the Hilton board, he helped to raise the funds that were necessary to restore and maintain the old Mobley building, which was the first hotel that was owned by Conrad Hilton.
Eris was the Mayor of Cisco from 1981 to 1986, and was active in the Cisco Rotary Club throughout his life. He was responsible for organizing the annual Rotary Citizenship Awards Program, which has recognized outstanding student citizens at Cisco High for the last 50 years.