A new study in the Journal of Consumer Research has shown that people's preferences often have a genetic basis. The study provides a handy excuse for chocolate lovers (it's genetic), but whether you like tattoos or not is a matter of personal choice.

New research carried out by sociologists has added to wealth of evidence that nature and nurture cannot be treated as separate factors when explaining human behaviour: human behaviour is the result of interactions between genes and the environment. Whether genes are expressed depends on environmental factors and genes themselves can change the environment.

Drug commonly used for alcoholism curbs urges of pathological gamblers The June issue of the Journal of Clinical Psychiatry includes some research that may be useful in the Debates section of the AQA (A) Unit 5 A level Psychology exam. This study provides some evidence for the idea that behaviour is determined by biological factors. It could also be used in other ways...