They also travelled to relatively prosperous communities - Salisbury and Trowbridge - and recorded how "high levels of superficial civility... often hid deeper, covert incivilities" such as domestic violence, racism and prejudice against younger residents.
While the action and characters are often heavy-handed, the play credibly conveys the necessity for people to take personal responsibility in resisting prejudice and racism.
The article said he supported efforts "to combat prejudice and racism today" by the Holocaust Educational Trust and had honoured "those who were persecuted and killed during the Holocaust" by signing "a book of commitment".