Can popular entertainment be a force for good? Modern TV has been derided as a sedative for the masses and "junk culture". But researchers say it can have a serious purpose.
Strictly shatters stereotypes about deafness
Glossary
Coveted - Greatly desired or envied. It originates from the Latin cupiditas, meaning eagerness or ambition.
Ann Widdecombe - A Conservative MP (1987-2010), she became a Brexit MEP in 2019. She has appeared on Strictly Come Dancing and collects soft toys.
Sign language - The BBC purposefully did not add subtitles to help people who do not know sign language understand how deaf people often feel.
Martin Luther King - The civil rights leader was shot dead in Tennessee in 1968.
Blue Planet - Blue Planet II was the fourth most popular TV programme of all time in the UK.