THE AIMS of this series are set out in the Argument which follows this Preface. My responsibilities as Editor are restricted to the selection of the contributors and occasionally to the suggestion of a subject. I must not be supposed to agree with any particular author's point of view, any more than one contributor can be assumed to agree with another — except on this, which gives the series its unity.

We are all agreed in believing that materialism is not enough. That is the lowest statement of our convictions. The belief in freedom, in human responsibility, in the authority of reason, in the duty of argument, in the claims of the individual, which arises from these convictions will be expressed in different ways and from different religious, philosophical and political............