Publications
“Against The Disorder/nondisorder Dichotomy” . Defining Mental Disorders: Jerome Wakefield and his critics.
. In Press. “Alleged Assassins: Realist And Constructivist Semantics For Modal Modification”. Logic, Language, and Computation 7758: 94–114.
. 2013. 

“Alternative Mathematics: The Vague Way.” . Festschrift in honor of Newton C.A. da Costa on the occasion of his seventieth birthday 125: 19–31.
. 2000. 
“Ampliative Adaptive Logics And The Foundation Of Logic-Based Approaches To Abduction”. Logical and Computational Aspects of Model-Based Reasoning: 39–71.
. 2002. 
“Analogical Reasoning In Creative Problem Solving Processes: Logico-Philosophical Perspectives” . Metaphor and Analogy in the Sciences: 17–34.
. 2000. 
“Analogy And Metaphor As Essential Tools For The Working Mathematician” . Metaphor and Analogy in the Sciences: 105–123.
. 2000. 
“Are There Ontological Explanations?” . Essays in Logic and Ontology 91: 277–283.
. 2006. 
“'argumentandi Modus Huius Scientiae Maximè Proprius: ' Guidobaldo's Mechanics And The Question Of Mathematical Principles” . Guidobaldo del Monte (1545-1607) : theory and practice of the mathematical disciplines from Urbino to Europe: 9–34. http://www.edition-open-access.de/media/proceedings/4/Proceedings4.pdf.
. 2013. 

“Aspecten Van Ontdekking En Creativiteit” . Gehelen en Fragmenten. De vele gezichten van de filosofie: 59.
. 1992. “Assessing The Explanatory Power Of Causal Explanations.” . Rethinking Explanation: 109–118.
. 2007. 
“An Atlas For The Social World: What Should It (Not) Look Like? Interdisciplinarity And Pluralism In The Social Sciences” . Worldviews, Science and Us: Interdisciplinary Perspectives on Worlds, Cultures and Society.: 43–72.
. 2011. 
“Bedoelingen En Principes. Een Onverwachte Relatie” . Door Denken en Doen. Essays bij het Werk van Ronald Commers: 93–106.
. 2012. 
“Bijna Alle–Veel–Weinig”. Contactgroepen Humane en Politieke Wetenschappen: 6–14.
. 1977. “Biografie Van Leo Apostel”. Nationaal Biografisch Woordenboek: 23-34.
. 2005. “Bloody Analogical Reasoning” . Logic, Reasoning, and Rationality: 217–232.
. 2014. 
“Can Economics Become A Purely Experimental Science? A Comparative Study” . Worldviews, science and us : bridging knowledge and its implications for our perspectives on the world. http://www.worldscibooks.com/general/8341.html.
. 2012. 
“Can Intentional And Functional Explanations Of Actions Coexist?” . Philosophical Antropology: 135–146.
. 2006. 
“Cassirer's Critical Idealism: A Comment On Thomas Mormann.” . Laws and Models in Science: 161–171.
. 2004. 
“The Concept Of Disease And Our Responsibility For Children” . Diagnostic Dilemmas in Child and Adolescent Psychiatry: 35–55.
. 2014. 
“A Conceptual Analysis Of Early Arabic Algebra” . The unity of science in the arabic tradition : science, logic, epistemology and their interactions: 89–128. http://dx.doi.org/1854/11276.
. 2008. 

“Conceptual Tools For Causal Analysis In The Social Sciences.” . Causality and probability in the sciences: 197–213.
. 2007. 
“The Consistency Of Peano Arithmetic. A Defeasible Perspective” . Modestly Radical or Radically Modest. Festschrift for Jean Paul Van Bendegem on the Occasion of His 60th Birthday: 11–59.
. 2014. 
“Constructive Empiricism And The Argument From Underdetermination.” . Images of empiricism: Essays on science and stances, with a reply from Bas van Fraassen: 11–31.
. 2007. 

“Content Guidance In Formal Problem Solving Processes” . Abduction and the Process of Scientific Discovery: 121–156.
. 2007. 

“A Contextual Approach To Meaning And Knowledge” Science and Society: 84–110.
. 1987.