With whom did Carl Gustav Jung, psychiatrist and founder of analytical psychology, correspond? Over 32,000 letters, carbons, transcripts and copies from six decades are now described in the ETH Zurich University Archives database and can be searched for online.
Switzerland must have seemed like paradise to him. After one and a half years in POW camp in Germany, Jean Chopin, a twenty-five-year-old French infantryman, was allowed to leave for neutral Switzerland in the spring of 1916. Finally, after an interruption of almost three years, he was able to take up his academic studies again in the autumn of 1917.