Addiction:
Describing addiction: physical and psychological dependence, tolerance and withdrawal syndrome.
Risk factors in the development of addiction, including genetic vulnerability, stress, personality, family influences and peers.
Explanations for nicotine addiction: brain neurochemistry, including the role of dopamine, and learning theory as applied to smoking behaviour, including reference to cue reactivity.
Explanations for gambling addiction: learning theory as applied to gambling, including reference to partial and variable reinforcement; cognitive theory as applied to gambling, including reference to cognitive bias.
Reducing addiction: drug therapy; behavioural interventions, including aversion therapy and covert sensitisation; cognitive behaviour therapy.
The application of the following theories of behaviour change to addictive behaviour; the theory of planned behaviour and Prochaska’s six-stage model of behaviour change.

0:00 Intro
0:32 Describing addiction
1:55 Risk factors in the development of addiction
5:54 Explanations for nicotine addiction
10:11 Explanations for gambling addiction
14:35 Reducing addiction
21:22 The theory of planned behaviour
23:37 Prochaska’s six-stage model
16:41 Outro