“…There is some evidence that intensity of affect, without regard to the special abnormal quality with which we are dealing in this paper, is of prognostic importance, so that patients who are depressed or agitated or elated have a better chance of recovery (Bayard and Pascal, 1954;Schofield, Hathaway, Hastings, and Bell, 1954); indeed, Harris and Norris's figures could be interpreted in this 30J9 way. It is of interest, therefore, to examine the problems of assessment which an investigation into this point would raise and the extent of agreement achieved by our three psychiatrists in this respect.…”