For the last eight years, pop singer Annie Lennox has devoted the majority of her time to her SING campaign, raising awareness and money to combat HIV/AIDS. She shares the experiences that have inspired her, from working with Nelson Mandela to meeting a little African girl in a desperate situation.

Over the last 100 years, despite the fact that women’s rights have come a long way, there are still massive inequalities experienced by millions of girls and women across the globe. The facts are that 1 in 3 women have suffered physical or sexual violence in their lifetime. 603 million women live in countries where domestic violence is not con...