On 9 August 2008, Lennox debated Christopher Hitchens at the Edinburgh International Festival in Edinburgh, Scotland, on the question of whether or not Europe should jettison its religious past and welcome the "New Atheism."
Pada tanggal 9 Agustus 2008, Lennox berdebat dengan Christopher Hitchens pada Edinburgh International Festival di Edinburgh, Scotland mengenai pertanyaan apakah Europa harus meninggalkan masa lalu agamawi dan memasuki era "New Atheism" ("Ateisme Baru").