Books

• Repairing Bertrand Russell’s 1913 Theory of Knowledge (Palgrave, 2021)
• Frege's Notations: What they are and how they mean, Palgrave-MacMillian, 2012.
• Russell, Routledge, 2010.
• Wittgenstein’s Apprenticeship With Russell, Cambridge University Press, 2007.
• Russell's Hidden Substitutional Theory, Oxford University Press, 1998.

Coauthored

• Russell’s Logical Atomism: A Centenary Reappraisal (with L. D. C. Elkind), Palgrave, 2018

Books in progress

• Principia Mathematica Redux 
• Introduction to cpLogic and Logicism
• Graphic Russell Notebook
• Logic, Mind and Impredicativity

Articles (in progress)

•  “Infinity in Principia Mathematica”
• “Gödel’s diagonal function doesn’t exist without Numbers” 
• “Lewis’s Strict Implication as Entailment” 
• “Time without Events”
• “Nicod to Russell 19 September 1923: ‘I have proved both Perm and Assoc by help of the other three’ ”
•  “Frege’s Missing Axioms: Over-determining the True as a Logical Object” 
• "Mathematical Logic as based on Russell’s Substitutional Theory of Simple Types”
• "Well-ordering in the Russell vs Newman Controversy”
• “Tractarian Logicism: Quantification, Numbers, and Mathematical Induction” “Fitch and Mary,” in eds. Williford, Frank and Borner, forthcoming.
• “Nicod to Russell 19 September 1923: ‘I have proved both Perm and Assoc by help of the other three’
• "Solving the Conjunction Problem of Russell’s Principles of Mathematics”
• “The Curious Calculi of Wittgenstein and Spencer Brown”

Articles (selected)

• “Tractarian Logicism: Quantification, Numbers, and Mathematical Induction,” Rev.Sym. Log (RSL) 2020
• “Solving the Conjunction Problem of Russell’s Principles of Mathematics,” JHAP 2020.
• “Whitehead—Russell: Profiles of one another,” in Gülberk Koҫ-Maclean, ed., 2020.
• “Principia Mathematica Redux”, in ed, Andrea Serini. The Origins and Varieties of Logicism, 2020.
• “Fitch and Mary,” Axiomanthes, 2019
• “Showing in Wittgenstein’s ab-Notation,” in Wuppuluri ed., Wittgensteinian (adj.): Looking at the World from the Viewpoint of Wittgenstein's Philosophy" (Switzerland: Springer Nature, 2019), pp. 193-226.
• “On the Curious Calculi of Wittgenstein and Spencer Brown,” JHAP, 2018
• “Truth, Predication and a family of Contingent Paradoxes” with F. Orilia, in J. of Philosophical Logic, 2018.
• “Russell’s Logic,” Internet Encyclopedia of Philosophy, (2018)
• “Well-ordering in the Russell versus Newman Controversy,” Russell. 37, 2018, pp. 288-306.
• “Frege’s Cardinal do Not Obey Hume’s Principle,” HPL forthcoming 2017
• “Logic as the Essence of Russell’s Philosophy,” in Russell Wahl (ed.), Bloomsbury Companion to Russell, 2017 forthcoming.
• “Meinong and Russell: Some Lessons on Quantification,” Austrian Philosophy Conference Proceedings at Univ. Texas at Arlington, 2017, forthcoming.
• “Substitution’s ‘Insolubilia’ Solved,” Bulletin of the BRS, spring 2016.
• “Whitehead Verus Russell," in ed. Soren Costreie ed., Early Analytic Philosophy: New Perspectives on the Tradition (Switzerland, Springer. 2015)., pp. 1-34.
• “Modus Ponens Denied: Whitehead’s 1911 Meltdown in Principia’s Volume 2,” Bulletin of the BRS, Spring 2015, pp. 15-21.
• “Whitehead’s (Badly) Emended Principia,” HPL, 37 (2015), pp. 114-169.
• “Types* and Russellian facts,” Acquaintance, Knowledge and Logic: New Essays on Bertrand Russell’s The Problems of Philosophy, CSLI, 2015.
• “Russellian Facts about the Slingshot,” Axiomanthes, 2014.
• Methodological Cartensianism," in Bonino, Jesson, Cumpa eds., Defending Realism (Boston: De Gruyter, 2014), pp. 63-97.
• “On Russell's Metaphysics of Time,” in ed. Vincenzo Fano, Francesco Orillia, Giovanni Macchia, eds., Space and Time (ONTOS, de Gruyter, 2014)).
• “Russell on What There Isn't,” in ed., Fausto Fraisopi, Ontologie: Storia e prospettive della domanda sull’ente (Milan-Udine: Mimesis, 2013), pp. 167-207.
• “Russell’s Other Geniuses,” in Bulletin of the BRS, no. 148, Fall 2013, pp. 24-31.
• “Principia Mathematica: versus!" in ed. Griffin and B. Linsky, The Palgrave Centenary Companion to Principia Mathematica (New York: Palgrave-MacMillan, 2013): pp. 163-218.
• “Clark’s Paradox of Castañeda’s Guise Theory: A Brief Memoir,” in ed., Adriano Palma, (2013), pp. 93-126.
• “Typos of Principia Mathematica” HPL, 34, (2013), pp. 306-334.
• “Zermelo and Russell’s Paradox: Is There a Universal Set?” Philosophia Math, 21, (2013), pp.180-199.
• “Fictions are all in the mind," ed. Orilia, Analytic Philosophy of Fiction, Revue Internationale Philosophie, 2012, pp. 593-614.
• “Logicism and the Problem of Infinity: The Number of Numbers,” Philosophia Math., 19 (2011), 167-212.
• “Wittgenstein Reads Russell," in Oskari Kuusela, Marie McGinn, eds., The Oxford Handbook of Wittgenstein, (Oxford: Oxford University Press, 2011, pp. 27-59.)
• “Original Intentionality and Impredicative Concepts,” Soochow Journal, 22, (2010), pp. 1-46.
• "Russell and the Ontological Argument," Russell 29 (2010), pp. 101-128.
• “Contology and the Paradoxes of Hyperintensionality,” Axiomathes 19 (2009), pp. 115-142.
• “Russell’s Schema; Not Priest Inclosure,” History and Philosophy of Logic 30 (2009): 109-139.
• "Yablo's Paradox and Russellian Propostions," Russell 28 (2008): 127-42.
• “Ontology as Sinnlos,” Denbridge Journal, Vol. 6: Analysis and Metaphysics (2007), pp. 160-194.
• "Logicism Without Peano 4," in The Soochow Journal of Philosophical Studies, 16 (2007), pp. 69-91.
• "Russell's Definite Descriptions De Re,” in ed., Nicholas Griffin, Russell vs Meinong: The Legacy of ‘On Denoting’, (New York: Routledge, 2008), pp. 265-296.
• “Frege's Cardinal Numbers As Concept-Correlates,"Erkenntnis 65 (2006), pp. 207-243.
• "The Ins and Outs of Frege's Way Out," Philosophia Mathematica, (January 2006), pp 1-25.
• “Quantification Theory in *8 of Principia Mathematica and the Empty Domain,” History and Philosophy of Logic, 25 (2005), pp. 47-59.
• “Wittgenstein’s Tractarian Apprenticeship,” Russell 23(2), (2004), pp. 101-130.
• “Logicism's ‘Insolubilia’ and Their Solution by Symbolic Logic” in ed., Godehard Link, Russell 2001: One Hundred Years of Russell’s Paradox (De Gruyter, 2004).
• “Russell’s Separation of Logical and Semantic Paradoxes and Its Significance for Logical Atomism,” Revue Internationale de Philosophie, 2003.
• “The Substitutional Theory,” in ed., Nicholas Griffin, Companion to Russell, Cambridge University Press, 2003, pp. 241-285.
• “Russell’s Definite Descriptions as a ‘Paradigm for Philosophy,’ ” in, ed., Dale Jacquette, A Companion to Philosophical Logic (Blackwell 2002), pp. 194-223.
• “Quantification Theory in *9 of Principia Mathematica,” History and Philosophy of Logic, 21 (2000): 57-78.
• “Russell's Intensional Logic of Propositions: A Resurrection of Logicism?” in (eds.) F. Orilia & W. Rapaport, Thought, Language and Reality -- Essays in Honor of Hector-Neri Castañeda , (Kluwer, 1998): 61-93.
• “‘On Denoting’ Against Denoting,” Russell, 18 (1998): 43-80.
• “Will the Real Principia Mathematica Please Stand Up? Reflections on the Formal Calculus of the 1910 Principia,” in eds., Ray Monk & Anthony Palmer, Bertrand.
• Russell and the Origins of Analytic Philosophy, The Thoemmes Press, 1996.
• “The Definability of the Set of Natural Numbers in the 1925 Principia Mathematica,” Journal of Philosophical Logic,” 25, (1996): 597-615.
• “Logic in Russell's Principles of Mathematics,” Notre Dame Journal of Formal Logic, 37 (1996): 554-584.
• “Decomposition and Analysis in Frege's Grundgesetze,” History and Philosophy of Logic, 17 (1996): 121-139.
• “Reconciling PM's Ramified Type-Theory with the Doctrine of the Unrestricted Variable of The Principles,” in (ed.), G. Wedeking & A. Irvine, Russell and Analytic Philosophy , (University of Toronto Press, 1993): 361-394.
• “Russell to Frege 24 May 1903: "I believe I have Discovered that Classes are Entirely Superfluous,” Russell 12, (winter 1992): pp. 160-185.
• “A New Interpretation of Russell's Multiple-Relation Theory of Judgment,” History and Philosophy of Logic 12 (1991): 37-69.
• “The Persistence of Counterexample: Re-examining the Debate Over Leibniz Law,” (co-author: Tom Foster), No f s 25 (1991): 43-61.
• “How to Russell Another Meinongian: An Early Russellian Account of Fictional Objects Versus Zalta's Abstract Objects,” Grazer Philosophische Studien 37 (1990): 93-122.
• “New Evidence Concerning Russell's Substitutional Theory of Classes,” Russell 9 (1989): 26-42. (Reprinted in Andrew Irvine ed., Bertrand Russell: Critical Assessments vol. 1, New York, Routledge, 1989, pp. 305-319).
• “Russell's Substitutional Theory of Classes and Relations,” History and Philosophy of Logic, 8 (1987): 171-200.
• “Putnam's Model-Theoretic Argument, Natural Realism, and the Standard Conception of Theories,” Philosophical Papers, 16 (1987): 209-223.
• “Philosophical Bibliography of Hector-Neri Castañeda,” in Hector-Neri Castañeda, James E. Tomberlin, ed., (Dordrecht, D. Reidel, 1986), pp. 395-434.
• “Salvaging ‘The F-er is F’: The Lesson of Clark's Paradox,” Philosophical Studies, 48 (1985): 129-136.

Book reviews

• Amie Thomasson, Easy Ontology (Oxford, 2015) Analysis 2016
• Eric Banks, The Realistic Empiricism of Mach, James, and Russell (Cambridge, 20014), HOPOS, 2016.
• Gregory, Moore, ed.., The Collected Papers of Bertrand Russell (Routledge: 2014), History and Philosophy of Logic, 36 (2) 2015, pp. 162-194. Essay Review.
• Anssi Korhonen, Logic as Universal Science (Palgrave-Macmillan, 2013), Philosophical Quarterly,2013.
• Richard Heck, reading frege’s Grundgesetze (Oxford 2013), Essay Review, European J. of Philosophy, 2013. Essay Review
• David Bostock, Russell’s Logical Atomism (Oxford, 2012). Essay Review, Journal for the History of Analytic Philosophy, 2013. Essay Review
• Bernard Linsky, The Evolution of Principia Mathematica (Cambridge, 2011), Hist and Phil of Logic 34, 2013, pp. 79-97. Essay Review
• Michael Potter & Tom Ricketts, The Cambridge Companion to Frege, (Cambridge 2010), Philosophia Mathematica, forthcoming 2012. Essay Review
• Michael Potter, Wittgenstein’s Notes on Logic (Oxford 2009), The Philosophical Quarterly, 2010.
• Nino Cocchiarella, Formal Ontology and Conceptual Realism, (Springer, 2008), Axiomathes 2009.
• Henry Laycock, Words Without Objects (Oxford University Press 2006), History and Philosophy of Logic (2008).
• Pierre Joray, ed., Travaux de Logique: Contemporary Perspectives on Logicism and the Philosophy of Mathematics, (Neuchâtel: Centre de Recherches Sémiologiques, 2007), History and Philosophy of Logic (2007).
• Oswaldo Chateaubriand, Logical Forms: Volume I ( COLEÇÃO CLE 2001), Volume II (COLEÇÃO 2005), History and Philosophy of Logic (2007), pp. 88-94..
• Brian McGuinness, Approaches to Wittgenstein (Routledge, 2002), Russell 27, (2007).
• Erich H. Reck and Steve Awodey, Frege’s Lectures on Logic (University of Pittsburgh Press, 2004), Philosophia Mathematica (2005), pp. 225-227.
• Karel Lambert, Free Logic (Cambridge, 2003), History and Philosophy of Logic, 25 (2004), pp. 245-250.
• Michael Potter, Reason’s Nearest Kin: Philosophies of Mathematics from Kant to Carnap (Oxford,1999) History and Philosophy of Logic, 21 (2000), pp. 231-234.
• Michael Beaney, Frege Making Sense, (Duckworth, 1996), History and Philosophy of Logic, 20 (1999), pp. 65-66.
• Robert Moore, Logic and Representation, (Center for the Study of Language and Representation, Stanford, 1995), Minds and Machines, 7 (1997), pp. 122-125.
• Irving Anellis, Van Heijenoort: Logic and Its History in the Writings of Jean vanHeijenoort, (Modern Logic Publishing, Ames), History and Philosophy of Logic, 17, (1996): p. 98.
• Tom Burke, Dewey's New Logic: A Reply to Russell, (University of Chicago Press, 1994), History and Philosophy of Logic, 17 (1996): 88-92.
• Raymond Bradley, The Nature of All Being: A Study in Wittgenstein's Modal Atomism, (Oxford, Univ. Press.), Canadian Philosophical Reviews, 1993.
• Francisco Rodriguez-Consuegra, The Mathematical Philosophy of Bertrand Russell: Origins and Development, (Birkha"user, Berlin, 1991), Notre Dame Journal of Formal Logic, 1993.
• C. Wade Savage & C. Anthony Anderson, eds., Rereading Russell, (Minneapolis: University of Minnesota Press, 1989), Nus, 27, (1993): 267-269.
• Hao Wang, Beyond Analytic Philosophy: Doing Justice to What We Know, (The MIT Press, Cambridge, Massachusetts, 1986), The Review of Metaphysics, 1988, pp. 642-643.