The Question of Psychological Types The Correspondence of C. G. Jung and Hans Schmid-Guisan, 1915–1916

In 1915, C.G. Jung and his psychiatrist colleague, Hans Schmid-Guisan, began a correspondence through which they hoped to understand and codify fundamental individual differences of attention and consciousness. This correspondence, available in English for the first time, reveals Jung fielding keen theoretical challenges form one of his most sensitive and perceptive colleagues.