All sex, no substance

Bidisha: A graphic new German anti-Aids advert is not useful or enlightening. But then public health campaigns are tricky

HIV doesn’t always kill

Elizabeth Pisani: I object to an advert that likens the virus to a mass murderer. And I'm sure taxpayers will agree

Engage with the faithful

Tony Blair: Faith and development: The secular world should better appreciate the potential role of religion in nations' development