 Despite signs of interest in Whitehead by a number of famous philosophers—for example, Hannah Arendt, Maurice Merleau-Ponty and Gilles Deleuze—it is fair to say that Whitehead’s process philosophy would most likely have entered oblivion if the Chicago Divinity School and the Claremont School of Theology had not shown a major interest in it. In other words, not philosophers but theologians saved Whitehead’s process philosophy from oblivion. For example, Charles Hartshorne, who taught at the University of Chicago from 1928 to 1955, where he was a dominant intellectual force in the Divinity School, has been instrumental in highlighting the importance of Whitehead’s process philosophy, which dovetailed with his own, largely independently developed thought. Hartshorne wrote: