ABC

The letters ABC may have a number of meanings in psychology and relateded fields:

In Rational Emotive Behaviour Therapy(REBT) the ABC model is used for systematically analysing a clients problems into its cognitive components:
 * A - the activating event
 * B - the mediating evaluative beliefs
 * C - the emotional and behavioural consequences

This is sometimes extended to ABCDE by the addition of
 * D - disputing
 * E - the effect of practising rational thinking

A similar idea lies behind the use of ABC in Cognitive Behaviour Therapy (CBT). This time the letters stand for
 * A - Antecedent leading up to the occurence of the problem behaviour
 * B - the problem behaviour itself
 * C - the consequences of performing the behviour

The letters ABC can also stand for ATP-binding cassette transporter genes, one of the largest families of genes