"You never hear someone speak on behalf of the workers."

I also want to speak on behalf of all senior citizens.

The three told her that they spoke on behalf of the entire board.

The answer is simple: I am speaking on behalf of 15 countries.

I would like now to speak on behalf of my group.

I spoke on behalf of the House in those terms.

This is not the right time to speak on behalf of the groups.

In your role now for the next six months, you are also speaking on behalf of people from my country.

I am going to speak on behalf of us both.

And I believe that he is not speaking on behalf of his group.