Complex sentence: The hypothesis was put forward in the early 1990s by theoretical physicist Roger Penrose and anaesthesiologist and psychologist Stuart Hameroff, has so far been rejected by the majority of cognitive scientists.
Split into simpler sentences: The hypothesis was put forward in the early 1990s by theoretical physicist Roger Penrose and anaesthesiologist and psychologist Stuart Hameroff. It has so far been rejected by the majority of cognitive scientists.