What does "on behalf of" mean?

According to Cyd Ziegler Jr. at Outsports , Tony Dungy accepted an award from the Indiana Family Institute "on behalf of the Colts organization." This is problematic. Tony Dungy, private citizen, has every right to express his views on whatever he wants (and we're free to examine those views and disagree with him). Tony Dungy, in his position of head coach of the Indianapolis Colts, is still ... [link]