Curriculum Vitae 


"Still in the Mood: The Versatility of Subjunctive Markers in Modal Logic" (with Helge Rückert), to appear in Topoi (special issue on Logical Pluralism and Translation).

"Identity and Quantification," to appear in Philosophical Studies. Official online prepublication available at Springer via

"Critical Remarks on Frege's Conception of Logic by Patricia Blanchette," Journal for the History of Analytic Philosophy 3 (7), 2015. Official version (with inferior formatting) here (open access).

"Still living without identity: Reply to Trueman," Australasian Journal of Philosophy 92:1, 2014, 173175. 

"Nothing but d-truth" (discussion note), forthcoming in Analytic Philosophy.

"The Proof of Hume's Principle" (with Robert May), forthcoming in P. Ebert and M. Rossberg (eds.), A Companion to Frege's Grundgesetze, Oxford University Press.

"Subjunctivity and Conditionals," Journal of Philosophy, Vol. CX, No. 3, March 2013, pp. 117–142.

"Actuality in Propositional Modal Logics" (penultimate draft; with Allen Hazen and Benjamin Rin), Studia Logica 101(3), 2013, 487–503.

"Gingerbread Nuts and Pebbles Frege and the Neo-Kantians: Two Newly Discovered Documents" (with Sven Schlotter), British Journal for the History of Philosophy, Vol. 21, No. 3, 2013, 591–609.

"Tractarian First-Order Logic: Identity and the N-Operator" (with Brian Rogers), Review of Symbolic Logic 5(4), 2012, 538–573. 

"How to live without identity and why," Australasian Journal of Philosophy 90:4, 2012, 761– 777. (This is a preprint of an article whose final and definitive form has been published in the Australasian Journal of Philosophy; the Australasian Journal of Philosophy is available online at:

"Subjunctivity and Cross-World Predication" (open access), in Philosophical Studies. 159 (1), 2012, pp. 107-122.

"On Ramsey's 'Silly Delusion' Regarding Tractatus 5.53," in Giuseppe Primiero and Shahid Rahman (eds.), Acts of Knowledge - History, Philosophy and Logic, College Publications, London, 2009, pp. 353-368.

“Wittgensteinian Tableaux, Identity, and Co-Denotation,” Erkenntnis 69 (3),  2008, pp.  363-376.

“Ein unbekannter Brief Gottlob Freges” (with Sven Schlotter), in Methodisches Denken, Peter Bernhard and Volker Peckhaus (eds.), mentis Verlag, Paderborn (Germany), 2008, pp. 171-176 [Note: 10 MB file].

“On the Relations between Heinrich Scholz and Jan Lukasiewicz" (with H.-C. Schmidt am Busch), History and Philosophy of Logic 28 (February 2007), pp. 67-81.

“Gottlob Frege,” The Encyclopedia of Philosophy, 2nd edition, Donald Borchert, editor-in-chief, Macmillan Reference USA, 2005, 725-736.

“Modality, Mood, and Descriptions,” in Reinhard Kahle (ed.), Intensionality: An Interdisciplinary Discussion, Lecture Notes in Logic, Wellesley, Mass.: AK Peters, 2005, pp. 187-216.

“Frege’s Permutation Argument Revisited" (with Peter Schroeder-Heister), Synthese 147, 2005, pp. 43-61.

Heinrich Scholz – Logiker, Philosoph, Theologe (co-edited with H.-C. Schmidt am Busch; see table of contents and preface here [6MB file]), Paderborn/Germany: mentis Verlag, 2005 (review by Matthias Wille in the Bulletin of Symbolic Logic 12, 2006, pp. 135-137).

“Heinrich Scholz und Jan Lukasiewicz“ (with H.-C. Schmidt am Busch), in Schmidt am Busch and Wehmeier 2005, pp. 119-131. Reprinted with a postscript by Nikolaus Lobkowicz in Forum für Osteuropäische Ideen- und Zeitgeschichte 11 (2), 2007, pp. 107-125.

“‘Es ist die einzige Spur, die ich hinterlasse’ – zur Geschichte des Instituts für Mathematische Logik und Grundlagenforschung” (with H.-C. Schmidt am Busch), in Schmidt am Busch and Wehmeier 2005, pp. 93-101 [Note: 6MB file].

“The Quest for Frege’s Nachlass” (with H.-C. Schmidt am Busch), in Michael Beaney and Erich Reck (eds.), Critical Assessments of Leading Philosophers: Gottlob Frege, vol. I, London: Routledge, 2005, pp. 54-67 (English translation of Wehmeier and Schmidt am Busch 2000).

“Wittgensteinian Predicate Logic,” Notre Dame Journal of Formal Logic 45, 2004, 1-11.

“In the Mood,” Journal of Philosophical Logic 33, 2004, 607-630.  

“Russell’s Paradox in Consistent Fragments of Frege’s Grundgesetze, in: Godehard Link (ed.), One Hundred Years of Russell’s Paradox, de Gruyter 2004, 247-257.  

“World Travelling and Mood Swings”, in: Benedikt Löwe, Thoralf Räsch, Wolfgang Malzkorn (eds.), Foundations of the Formal Sciences II, Kluwer (Trends in Logic), 2003, 257-260.

"On the Consistency of the Delta^1_1-CA Fragment of Frege’s Grundgesetze” (with Fernando Ferreira), Journal of Philosophical Logic 31, 2002, 301-311.

“Auf der Suche nach Freges Nachlaß” (with H.-C. Schmidt am Busch), in Gottfried Gabriel and Uwe Dathe (eds.), Gottlob Frege – Werk und Wirkung, Paderborn: mentis Verlag, 2000, 267-281.

“Consistent Fragments of Grundgesetze and the Existence of Non-Logical Objects," Synthese 121, 1999, 309-328.

“Constructing Kripke Models of Certain Fragments of Heyting’s Arithmetic," Publications de l'Institut Mathématique n.s. 63 (77), 1998, 1-8.

“Aspekte der Frege-Hilbert-Korrespondenz,” History and Philosophy of Logic 18, 1997, 201-209.

“Fragments of HA based on Σ1-induction,” Archive for Mathematical Logic 37, 1997, 37-49.

“Classical and Intuitionistic Models of Arithmetic,” Notre Dame Journal of Formal Logic 37, 1996, 452-461.

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