U.S. Secretary of Education Arne Duncan will hold a Twitter Town Hall, focusing on “Education and the Economy: Investing in Our Future,” on Wednesday, August 24 at 1:30 p.m. John Merrow will moderate the question and answer session that will be broadcast live on the Department’s ustream channel. Participants can send questions before the Town Hall by using the hashtag #AskArne. An archived version of the Town Hall will be available after the event.