Rokem also examines in detail Hamlet's complex and tragic split identity as both philosopher and thespian, as well as the intense correspondence between Friedrich Nietzsche and August Strindberg. His investigations—which move between the fictional and the historical—culminate in a comprehensive discussion of the notions of performance and performativity as derived from the discursive practices of philosophy and performance. At times competitive or mutually exclusive, these discourses also merge and engage with each other in creative ways.