'I feel that she has constantly conveyed a message of empowerment to women - that women don't have to seek approval before doing something, that they can be bold and brave and fulfill their potential - and that's very inspiring. She has also been vocal in her support of gay politics and latterly, has become involved in the fight against global poverty. In pop culture terms, she has been hugely influential - very few pop artists are so determined and outspoken.' [42] Lucy O'Brien, biographer.