Cover -- Half Title -- Title Page -- Copyright Page -- Original Title Page -- Original Copyright Page -- Table of Contents -- Introduction -- Chapter 1 Science and Ethics -- Chapter 2 Comments -- The Bishop of Birmingham -- The Dean of St. Paul's -- Professor de Burgh, F.B.A. -- Professor C.E.M. Joad -- Professor Susan Stebbing -- Professor A.D. Ritchie -- Professor H.J. Fleure, F.R.S. -- Professor J.S. Huxley, F.R.S. -- Dr. C.H. Waddington -- Chapter 3 Further Comments -- Professor J.B.S. Haldane, F.R.S. -- Dr. C.D. Darlington, F.R.S. -- Dr. J. Needham, F.R.S. -- Dr. H. Dingle -- Dr. Burniston Brown -- Dr. C.H. Waddington -- Chapter 4 Some Psychological Considerations -- A correspondence with Dr. Karin Stephen -- A comment by Mrs. Melanie Klein -- A comment by Miss Miriam Rothschild -- A reply by Dr. C.H. Waddington -- Chapter 5 Some Philosophical Difficulties -- A correspondence with Professor H. Dingle -- Chapter 6 A Marxist Critique -- Professor J.D. Bernal, F.R.S. -- Dr. C.H. Waddington -- Chapter 7 Some Final Comments -- The Bishop of Birmingham -- The Dean of St. Paul's -- Professor Chauncey D. Leake -- Dr. C.H. Waddington -- The Contributors -- Index