Complex sentence: Jacques Derrida and Agnes Heller became mentors to Preciado, and in 1999, Derrida invited him to teach a seminar in Paris on forgiveness and the gift during transformation.
Split into simpler sentences: Jacques Derrida and Agnes Heller became mentors to Preciado. In 1999, Derrida invited Preciado to teach a seminar in Paris on forgiveness and the gift during transformation.