Christmas lectures 2007 - video clips

'I learnt more this morning than I would have done at school - it was fab.'

Year 9 student from Holmer Green

Three of Oxford's top professors gave Christmas lectures for Year 9 students from Oxfordshore, Buckinghamshire and Milton Keynes in December 2007.

Professor Marcus Du Sautoy

Mathematician Marcus du Sautoy talks about prime numbers and presents his theory why the footballer David Beckham chose the number 23 shirt when he joined Real Madrid.

Why did Beckham choose the number 23 shirt?

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Year 9 students give their opinions about the Christmas lectures 2007.

Did you enjoy the lecture?

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Dr George McGavin

Entomologist George McGavin explains that insects have greater nutritional value than other animals that we eat, such as chicken. He then tucks into some fried black crickets.

How good are insects for you?

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Professor John Stein

Neurologist John Stein uses optical illusions to show how our brain plays tricks on our perception.

Why do people feel pain in phantom limbs?

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