Jon Elster (Columbia): Tool-Box or Toy-Box? Hard Obscurantism in Economic Modeling. Alex Stein (Yeshiva): Behavioral Probability. Uriel Procaccia (HUJ) and Shmuel Nitzan and Joseph Tzur (Bar-Ilan): On the Political Economy of Complexity. John B. Davis (Marquette): Neuroeconomics and Identity. Robert H. Nelson (Maryland): Bringing Religion into Economic Policy Analysis. Julie A. Nelson (UMass): Fearing Fear: Gender and Economic Discourse. Dani Rodrik (IAS): When Ideas Trump Interests: Preferences, Worldviews, and Policy Innovations. Forthcoming in History of Economic Ideas, Alain Marciano (Montpellier): Ronald Coase (1910-2013). Seyla Benhabib reviews Worldly Philosopher: The Odyssey of Albert O. Hirschman by Jeremy Adelman (and the introduction to The Essential Hirschman). Federal Reserve's new leader Janet Yellen and Nobel laureate husband George Akerlof: A tight economic partnership. Ylan Mui on how economists haze each other: Ben Bernanke and Paul Krugman will discuss a paper on Abenomics. Does economics need a rethink? A review of Money, Blood and Revolution: How Darwin and the Doctor of King Charles I Could Turn Economics into a Science by George Cooper. Mark Vandevelde reviews I Spend Therefore I Am: How Economics Has Changed the Way We Think and Feel by Philip Roscoe. Alex Marsh on the impact of economic ideas. Economists’ obsession over gross domestic product gives the concept an unnecessary air of mystification. GDP fails to reflect the distribution of income and omits feelings. Diane Coyle on what the GDP doesn’t show about America: It’s powerful, useful, and flawed — how to better measure what matters. Tyler Cowen reviews GDP: A Brief But Affectionate History by Diane Coyle and The Leading Indicators: A Short History of the Numbers That Rule Our World by Zachary Karabell.