THIS author of this excellent article is in closest contact with current scientific literature and thought. He is at present abroad studying at the French house of philosophical studies on the Isle of Jersey. Rarely is The Modern Schoolman privileged to print so important an article as this. The Editor.

Mr. Klaas is one of the best friends of the SCHOOLMAN. His contributions have always been worth while. In "The Assault on Mysticism," he undertakes to point out the fallacy in the reasoning of the "religious psychologists" who are giving so much attention to mysticism today.