In pursuit of the greatest happiness

Tim Worstall: GDP is not the be-all and end-all of our existence; it talks of value added to economies but has little to say about anything else

Burnham’s poor prescription

Ann Robinson: There are many reasons why the health secretary's plan to abolish GP practice boundaries would be bad for patients

All sex, no substance

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

Engage with the faithful

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