There must be a culture change around materialism if youth crime is to fall, the chief executive of the Damilola Taylor Trust has said. Speaking at the Association of Chief Police Officers' annual youth justice conference last week, Heidi Watson said young people were influenced by what they saw on TV, leading them to crave a lifestyle they cannot afford. "Materialism is far too often what drives behaviour," she said. "With marketing by big brands and advertising power young people believe they need the most expensive designer labels, cars, bling. What happens when you can't afford it? Take it off...