Trevor Loudon Speaks Near Des Moines This Sunday Posted by TMH | Oct 31, 2015 | Authors, Politics, Trevor Loudon | 0 | New Zeal New Zealand author Trevor Loudon will speak to a Libertarian-leaning group in Windsor Heights (near Des Moines), Sunday, November 1st @ Windsor Heights Community Center 6900 School St., 3 to 6 PM. Please come along – all welcome.