Editing Counterfactual conditional (section)

===Psychological accounts===
[[Ruth M. J. Byrne|Byrne]] argues that people construct [[mental representation]]s that encompass two possibilities when they understand, and reason from, a counterfactual conditional, e.g., "if Oswald had not shot Kennedy, then someone else would have". They envisage the conjecture "Oswald did not shoot Kennedy and someone else did" and they also think about the presupposed facts "Oswald did shoot Kennedy and someone else did not".<ref>{{Cite book |last=Byrne |first=Ruth M. J. |title=The Rational Imagination |year=2005 |isbn=9780262269629 |doi=10.7551/mitpress/5756.001.0001}}</ref> According to the [[mental model theory of reasoning]], they construct [[mental models]] of the alternative possibilities.<ref>{{Cite book |last1=Johnson-Laird |first1=Philip Nicholas |url=https://books.google.com/books?id=ZQPFQgAACAAJ |title=Deduction. |last2=Byrne |first2=Ruth M. J. |year=1991 |publisher=Erlbaum |isbn=9780863771491}}</ref>