CLOCK WORD
The solutions from 1 to 12 are all six-letter words ending with the letter Y in the centre. Moving clockwise from 1, the letters in the outer circle will spell out the name of a radio presenter.
1. Wanting food
2. Bureau
3. Landing strip
4. Cure
5. Notoriety
6. Figure
7. Speculation
8. Wages
9. Awning
10. Absorb
11. Pact
12. Score