Rabbi Dr. Samuel Lebens is a philosopher at the university of Haifa and adjunct faculty at Drisha. His first book is about Bertrand Russell and the philosophy of language. His second book, The Principles of Judaism (forthcoming with Oxford University Press) is a contemporary exploration of the philosophical underpinnings of the Jewish faith. He is also co-founder of the Association for the Philosophy of Judaism (personal website: www.samlebens.com).