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He expressed it by intensifying the method of his time and by foreshadowing both in content and form the methods to come. All that is enduring in what we loosely call 'Expressionism' all that is artistically valid and sound theatre can be clearly traced back through Wedekind to Strindberg's A Dream Play, There Are Crimes and Crimes, The Spook Sonata etc. Hence The Spook Sonata at our Playhouse. One of the most difficult of Strindberg's 'behind-life' (if I may coin the term) plays
Göran Stockenström (Wed,) studied this question.