Anne LaBarr Duke (née Lederer; September 13, 1965) is an American former professional poker player and author in behavioral decision science and decision education. She holds a World Series of Poker (WSOP) gold bracelet from 2004 and used to be the leading money winner among women in WSOP history (a title now held by Vanessa Selbst). Duke won the 2004 World Series of Poker Tournament of Champions and the National Heads-Up Poker Championship in 2010. She has written a number of instructional books for poker players, including "Decide to Play Great Poker" and "The Middle Zone", and she published her autobiography, "How I Raised, Folded, Bluffed, Flirted, Cursed, and Won Millions at the World Series of Poker", in 2005. Duke also authored two books on decision-making has been a repeat guest on the investing podcast "Investor Hour", and does speaking engagements to business and professional groups, combining her experience as a professional poker player with advanced thinking on decision making, integrating psychology, economics, game theory and neuroscience.