In 1956, an annual lecture hosted by the Aristotelian Society and the Mind Association (publisher of the journal Mind) was instituted in Aberystwyth, and Aaron invited to give the inaugural lecture. In 1957 he was elected President of the Aristotelian Society.
In 1956, an annual lecture at Aberystwyth hosted by the Aristotelian Society and the Mind Association (publisher of the journal Mind) was established, with Aaron invited to deliver the inaugural lecture. In 1957, he was elected President of the Aristotelian Society.