Bion went to the Tavistock in 1933 and left in 1948. He was there at the peak of what was the English eclectic school of psychotherapy (Brown 1964). That conceptual school was focused around James A. Hadfield and Ian Suttie, but inspired by the founder of the Tavistock Clinic, Hugh Crichton-Miller,

The physician who has been trained to regard disease solely from the organic point of view, and the psychotherapist who has become accustomed to think exclusively in terms of mind, are both employing only monocular vision.