1:09:44

Professor David Crystal on American English vs Received Pronunciation (RP)

1:13:25

676. David Crystal Interview: Let's Talk - How English Conversation Works

58:20

Think Fast, Talk Smart: Communication Techniques

1:00:22

Professor David Crystal: The Influence of the King James Bible on the English Language

48:38

Cambridge Festival of Ideas - What's new in the English language?

20:15

The myth of the native speaker (with David Crystal)

13:51

David Crystal - Will English Always Be the Global Language?

42:57

Old, Middle, Modern: Chaucer as the turning-point in the story of English pronunciation