With perhaps the exception of the youngest in our ranks, there can be no member of the Association or, indeed, of our branch of Medicine, who learnt of the death of Sir Frederick Needham without realizing that an important link was thereby severed in the sequence of those who, in our time and in their respective spheres of action, have rendered great service to psychological medicine, especially in bringing about the many improvements that have taken place during the past three-quarters of a century in the conditions under which insane patients are housed and treated.