During his time as a graffiti writer, Stefano Bloch was chased by the police, threatened by gangsters and witnessed savage violence. He tells Jack Grove about how he has incorporated such experiences in a powerful memoir that also makes an important contribution to research on urban life

20 February

In 1920, psychologist John Watson described his infamous experiments on an infant in a bid to show that the human mind is a blank slate. A hundred years on, Antonio Melechi examines the rise and fall of behaviourism, and the utopian – or dystopian – reflexes that it conditioned

13 February

With careers riding on young scientists’ position in author lists, friction is all too common. A snowballing initiative to list authors’ contributions aims to make sure credit is always given where it is due. But will it be enough to ease the angst? Jack Grove is first author

30 January