Research                                                                                  

Areas of Interest

• Decision theory

• Beliefs and belief change

• Preference change

• Awareness and logical omniscience

• Conditionals

• Philosophy of Mind

• Vagueness

• Philosophical Logic

• Fiction

Decision theory

• The role of confidence in decision-making
• State-dependent utilities
• Decision-making and counterfactual considerations
• Relationship between elicitation of attitudes (belief and desire) and change in attitudes
• Realistic models of decision

Some relevant writings:

• When is there state-dependence?

• Living without state-independence of utilities

• Three Analyses of Sour Grapes

• An additively separable representation in the Savage framework

• Confidence and Ambiguity

• Confidence in preferences

Some relevant presentations:

• Confidence and beliefs
• Confidence and Ambiguity
• When is there state independence?
• An additively separable representation in the Savage framework
• On the state dependence of utilities and related issues
• State-independent utilities without the axioms for state-independence
• Dépendance de l'utilité par rapport aux états : questions et enjeux dans la tradition savagienne
• Representation Theorems: rules and roles

Work in progress

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Belief and Belief Change

• Development of more sophisticated models of belief
• Belief revision (and iterated belief revision)
• Elicitation of beliefs

Some relevant writings:

• Living without state-independence of utilities

• Towards a "sophisticated" model of belief dynamics. Part I: The General Framework.

• Towards a "sophisticated" model of belief dynamics. Part II: Belief Revision.

• Logic of Change, Change of Logic

• 'Realistic' Belief Dynamics

Some relevant presentations:

• Confidence and beliefs
• The Algebra of Belief Change
• Dynamic Awareness
• Beliefs : identification and change
• Towards a "sophisticated" model of belief dynamics
• 'Realistic' Belief Dynamics

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Preference Change

• The distinction between change in utility, belief and other contextual factors

Some relevant writings:

• Three Analyses of Sour Grapes
• Logic of Change, Change of Logic

Some relevant presentations:

• Belief and Preference Change
• Beliefs : identification and change

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Awareness and logical omniscience

• Models of awareness
• Logics of awareness
• The philosophical importance of awareness and lack of logical omniscience
• Awareness change

Some relevant writings:

• Awareness Dynamics

• Towards a "sophisticated" model of belief dynamics. Part I: The General Framework.

• Towards a "sophisticated" model of belief dynamics. Part II: Belief Revision.

Some relevant presentations:

• Dynamic Awareness
• The Logic of Awareness Change

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Conditionals

• Relationship between indicative and subjunctive conditionals
• Theories of counterfactuals
• Role of pragmatic factors in theories of counterfactuals
• Counterfactuals and induction
• Relationship between fiction and counterfactuals
• Role of counterfactual choices in decision theory

Some relevant writings:

• Jouer avec le faux, Part II
• Quelques caractéristiques de la fiction
• Living without state-independence of utilities

Some relevant presentations:

• On the Difference between Indicative and Subjunctive Conditionals
• Le problème dynamique de l'induction
• Perspectives sur les contrefactuels

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Philosophy of mind

• Models of consciousness and change in consciousness
• The role of consciousness in theories of the mind
• Propositional attitudes related to fiction (make-believe)

Some relevant writings:

• Jouer avec le faux, Chapters 1 and 2
• Localiser la fiction: une autre approche de la réception des œuvres de fiction

Some relevant presentations:

• Representing Consciousness
• Localiser la fiction : une approche alternative à la réception des œuvres de fiction 
• L'œuvre littéraire comme construction

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Vagueness

• The problem of vagueness: relationship between vagueness and precision
• Vagueness and dynamics

Some relevant writings:

• Jouer avec le faux, Sections 2.3 and 5.1-2.
• The (topo)logic of vagueness

Some relevant presentations:

• The (topo)logic of vagueness
• The problem of baldness and the problem of vagueness

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Philosophical Logic

• Logical consequence
• Proof theory
• Non-montonic logic

Some relevant writings:

• A contraction-free and cut-free sequent calculus for propositional dynamic logic
• Jouer avec le faux, Appendix.
• Une sémantique de preuves pour la logique classique
• Logicality: from a local point of view

Some relevant presentations:

• A proof semantics for classical logic

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Fiction

• Mental attitudes to works of fiction
• Relationship between fiction and reality
• The "logic" of fiction (fictional truth)
• Theories of fiction and literary studies

Some relevant writings:

• Localiser la fiction: une autre approche de la réception des œuvres de fiction
• « Vérité fictionnelle »: mise à l’épreuve de la logique
• Fiction : logiques, langages, mondes
• Jouer avec le faux, Part I.
• Quelques caractéristiques de la fiction

Some relevant presentations:

• Localiser la fiction : une approche alternative à la réception des œuvres de fiction 
• L'œuvre littéraire comme construction. Réflexions à partir de Roman Ingarden
• « Vérité fictionnelle »: mise à l’épreuve de la logique
• Fiction et jeu: ensemble contre (ou avec?) la réalité
• Une Poétique de Lecture (?)
• Qu'est-ce qu'un objet esthétique
• La logique de la fiction

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