sigmund Freud was well-established

but far from famous when he re-
ceived a letter in December 1908
from G. Stanley Hall, a noted Ameri-
can psychologist and the president of Clark
University, inviting him to give a series of in-
troductory lectures on psychoanalysis. The
52-year-old physician would be one of sev-
eral distinguished speakers at a ceremony
marking the 20th anniversary of the Worces-
ter, Massachusetts, institution. It was an excit-
ing opportunity for Freud, but he...