Criminals are likely to be at this level, where they believe that breaking the law is justified if the reward outweighs the punishment. Adults at this level are associated with less mature, childlike reasoning and commit crime because they think they can get away with it and gain rewards.
The 'Heinz Dilemma' story explained a man whose wife was dying, the drug to save her cost more money than he had. Should Heinz let his wife die, steal the drug and accept the punishment, or steal the drug and received no punishment.
Schonenberg and Justye (2014) found that 55 violent offenders were presented with images of emotionally ambiguous facial expressions. When compared with a control group, offenders were more likely than non-violent PPS to perceive the images as angry/hostile
Barbaree (1991) found that amongst 26 convicted rapists, 54% denied they had committed an offence at all and 40% minimised the harm that they had caused the victim
Pollock and Hashmall (1991) found that 35% of a sample of child molesters said that the crime they committed was non-sexual. 36% said that the victims had consented
The dominant approach in the rehabilitation of sex offenders, which encourages offenders to 'face up' to what they have done and establish a less distorted view of their actions
There is evidence that crime runs in families (suggesting an environmental cause), which makes it near impossible to disentangle the effects of cognitive distortions with the role of the environment
The evidence for distinct stages of moral development looks very weak, and some would argue that behind the theory is a culturally biased belief in the superiority of American values over those of other cultures