This discussion was held at the Fifty-fifth Annual Meeting of the Association, May 27, 1952, the panel consisting of Mr. Joel Pitcairn, Bishop W. D. Pendleton, and Dr. Hugo Lj. Odhner, with Prof. Edward F. Allen in the Chair.

In no. 516 there is the following sentence: “Each living and spiritual substance of the soul recognizes its companion substance in the body as its own, and it cannot live in mutual concert with any other.”We are not aware of any other place in Rational Psychology where the term “spiritual substance” occurs. However, quite a number of examples of spiritual substance, with reference to the soul, are given elsewhere although the term is not used.