The truth of conditionals

Geoff Goodwin and Phil Johnson-Laird describe new work on resolving a long-standing controversy about “conditional” assertions. You can read the paper here. Here’s the abstract: Given a basic conditional of the form, If A then C, individuals usually...

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50 years of the selection task

Marco Ragni, Ilir Kola, and Phil Johnson-Laird have just published a meta-analysis of 50 years of research into the selection task, a paradigm invented to test how reasoners select evidence to test hypotheses. Download the paper here,...

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Factual and counterfactual conditionals

A new paper by Cristina Quelhas, Célia Rasga, and Phil Johnson-Laird describes the relation between factual conditionals and counterfactual conditionals.

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People become more logical without feedback

Most theories of reasoning assume that human reasoning ability is stable over time, but few studies have investigated the matter. We analyzed a study in which 20 participants drew their own conclusions to the 64 sorts of...

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Human reasoning violates all normal modal logics

Marco Ragni and Phil Johnson-Laird have a new paper in CogSci 2018 that shows how human reasoning violates all orthodox systems of modal logic. You can read the paper here.

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The interpretation of disjunctions depends on the contents of its clauses

Christina Quelhas and Phil Johnson-Laird published a recent paper in QJEP on how disjunctive assertions are modulated by the contents of their clauses. You can read the paper here, and the abstract is below.

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Obituary for Vittorio Girotto in T&R

Paulo Legrenzi and Phil Johnson-Laird wrote an obituary for their close friend and colleague, Vittorio Girotto. The obituary will be published in Thinking & Reasoning soon, but we have included a preprint here for those interested.

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Congrats to Professor Mascarenhas!

Congratulations to Salvador Mascarenhas, who will be joining the faculty of Ecole Normale Superieure as an Assistant Professor this fall!

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Vittorio Girotto (1957-2016)

Vittorio Girotto passed away on Saturday, April 23rd, 2016. He was a close collaborator with many members of the lab, and he will be missed.

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Mental Models and Reasoning Symposium at ICT 2016

A symposium highlighting recent research on mental models and reasoning will be held at the International Conference on Thinking 2016, at Brown University. Speakers at the symposium include: Sangeet Khemlani and Phil Johnson-Laird Markus Knauff Ruth Byrne...

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