Mr. Still was a founder and served as chair of the Center for Voting and Democracy, a Washington-based educational group providing information about alternative election systems, such as preference voting, limited voting, cumulative voting, and party list voting (proportional representation). He served on the board of the Center until 2003.
He is a member of the Democratic National Committee's National Lawyers Council, which provides legal services to the DNC and candidates of the Party.
He has served as vice-president for programs and president of the YMBC Civic Forum in Birmingham.
He was a founder and treasurer of the Birmingham Jam, a jazz, blues, and gospel festival.
He has served as an adult volunteer with Troops 111 and 97 of the Boy Scouts of America, Greater Alabama Council.