The editors are pleased to announce the publication of the latest issue (6.1) of Economic Thought, the WEA’s open access, open peer review, online journal. The issue is available to download at: http://et.worldeconomicsassociation.org/ and includes the following articles: Ron Wallace, 'The Signature of Risk: Agent-based Models, Boolean Networks and Economic Vulnerability' <http://et.worldeconomicsassociation.org/papers/the-signature-of-risk-agent-based-models-boolean-networks-and-economic-vulnerability/> Brian O’Boyle and Terrence McDonough, 'Bourgeois Ideology and Mathematical Economics – A Reply to Tony Lawson' <http://et.worldeconomicsassociation.org/papers/bourgeois-ideology-and-mathematical-economics-a-reply-to-tony-lawson/> Jorge Morales Meoqui, 'Ricardo’s Numerical Example Versus Ricardian Trade Model: a Comparison of Two Distinct Notions of Comparative Advantage' <http://et.worldeconomicsassociation.org/papers/ricardos-numerical-example-versus-ricardian-trade-model-a-comparison-of-two-distinct-notions-of-comparative-advantage/> Michael Margolis, 'Graphs as a Tool for the Close Reading of Econometrics (Settler Mortality is not a Valid Instrument for Institutions)' <http://et.worldeconomicsassociation.org/papers/graphs-as-a-tool-for-the-close-reading-of-econometrics-settler-mortality-is-not-a-valid-instrument-for-institutions/> Arne Heise, 'Walras’ Law in the Context of Pre-Analytic Visions' <http://et.worldeconomicsassociation.org/papers/walras-law-in-the-context-of-pre-analytic-visions/> -- The University achieved an overall 5 stars in the QS World University Rankings 2015 The University of Stirling is a charity registered in Scotland, number SC 011159.