Rethinking psychiatric disorders in terms of heterarchical networks of control mechanisms / William Bechtel -- A typology of levels of mechanisms involved in the etiology of psychiatric illness / Kenneth S. Kendler -- Wrangling the matrix : lessons from the RDoC working memory domain / Robert M. Bilder -- Brain and mind in psychiatry? Presuppositions of cognitive ontology / Georg Northoff -- Tackling hard problems : neuroscience, treatment, and anxiety / Daniel S. Pine -- Comments on Daniel S. Pine / Kenneth F. Schaffner -- Body self-awareness : Multiple levels or dynamical Gestalt? / Shaun Gallagher -- Commentary on Gallagher "Body self-awareness : multiple levels or dynamical Gestalt?" / Jan-Willem Romeijn -- Can psychiatry dispense with appeal to mental causation? / John Campbell -- Folk psychology and Jaspers' empathic understanding : a conceptual exercise? / Peter Zachar -- Phenomenology of a disordered self in schizophrenia : example of an integrative level for psychiatric research / Josef Parnas and Maja Zanderson -- Who is the psychiatric subject? / Shaun Gallagher -- Challenges in the relationships between psychological and biological phenomena in psychopathology / Gregory A. Miller and Morgan E. Bartholomew -- Non-reductionism, eliminativism, and modularity in RDoC : thoughts about a progressive mechanistic science / Peter Zachar -- Descriptive psychopathology : a manifest level of analysis, or not? / Peter Zachar -- Psychiatry without description / Josef Parnas -- Should psychiatry be precise? Reduction, big data, and nosological revision in mental health research / Kathryn Tabb -- Commentary on Should psychiatry be precise? Reduction, big data, and nosological revision in mental health research / Robert M. Bilder -- Psychiatric classification : an a-reductionist perspective / Jan-Willem Romeijn and Hanna van Loo -- Double black diamond / Eric Turkheimer -- Approaches to multi-level models of fear : the what, where, why, how, and how much? / Kenneth F. Schaffner -- Schaffner on levels and selves / William Bechtel -- Levels : what are they and what are they good for? / James Woodward -- Levels of analysis in Alzheimer's disease research / Stephan Heckers -- The impact of faculty psychology and theories of psychological causation on the origins of modern psychiatric nosology / Kenneth S. Kendler -- Commentary on "The impact of faculty psychology and theories of psychological causation on the origins of modern psychiatric nosology" / Gregory A. Miller -- Psychiatric discourse : scientific reductionism for the autonomous person / Stephan Heckers -- Comment on Stephan Heckers, 'Psychiatric discourse : scientific reductionism for the autonomous person.' / John Campbell -- Entity focus : applied genetic science at different levels / Eric Turkheimer -- Comment on "Entity focus : applied genetic science at different levels" by Eric Turkheimer / Kathryn Tabb.