The Outward Bound Trust was formed in 1946 in Wales and assumed responsibility for the only school of its type then existing, namely, the Outward Bound Sea School. The Trust has grown to be responsible for five boys' schools and one girls' school in the United Kingdom and for giving help and advice to 18 schools overseas. Stock of what the trust is doing and of the effect on those who attend its courses is taken. Earlier researches are discussed, and pilot studies are examined. Also, follow-up studies are analyzed. Tables are included and conclusions listed. (CK)