Contracted brain infection herpes
encephalitis, Effecting parts of his
brain concerned with memory.
Left with a memory span of only seconds.
Suffers from most extensive
amnesia ever seen.
MRI scanning of his brain showed damage
to the hippocampus and frontal regions
His case provides insight into the
biological foundation of different
memory systems.
Fact he can still remember how to
play piano and conduct an orchestra
is evidence of a distributed memory
system. His emotional memory is
also still intact.