He was polite, and would cup Dr Corkin's elbow as they walked around MIT.

ECONOMIST: H.M.

In the decades that followed, the experiments that first she and then her student Dr Corkin conducted with H.

ECONOMIST: H.M.

He never knew how much he contributed to science, says Dr Corkin, but if someone had told him it would have given him a warm, fuzzy feeling for a few seconds, at least.

ECONOMIST: H.M.

Both Dr Milner and Dr Corkin disagree.

ECONOMIST: H.M.