Complex sentence: Sandison (1916-2010) was the influential founder of the Wessex Psychotherapy Society and he was one of many British psychiatrists intrigued by the possibilities of psychotherapeutic approaches to schizophrenic illness.
Split into simpler sentences: Sandison (1916-2010) was the influential founder of the Wessex Psychotherapy Society. He was one of many British psychiatrists intrigued by the possibilities of psychotherapeutic approaches to schizophrenic illness.