The following links are audioclips.
Jason talks about the remarkable parallels between the metaphysics of Thomas Aquinas and that of Mulla Sadra, the great 17th century Persian philosopher.
Jason on the primacy on the primacy of existence over essence to be found in Thomas Aquinas and Mulla Sadra
Jason on the dialogue between the school of Mulla Sadra and Thomism
Jason on the growing inevitability and great value of such a dialogue