CBT begins with an assessment in which the patient and cognitive behaviour therapist work together to clarify the patient's problems: jointly identify goals for the therapy and put a plan together to achieve them
To identify where there might be negative/irrational thoughts and change them and put more effective behaviours into place. Most therapists in CBT use both Ellis's and Beck's techniques
CBT involves finding negative thoughts like Beck's negative Triad. Cognitive therapy challenges these thoughts directly and aims to help patients test the reality of their negative beliefs.
Patient told to record an event they enjoyed/when people were nice to them ('the patient as scientist') investigating the reality of their negative beliefs in the way a scientist would
REBT extends the ABC model to an ABCDE model. D stands for dispute and E stands for effect. Central technique of REBT is to identify and dispute irrational thoughts
Therapist disputing/arguing with patient would involve a vigorous argument. The intended effect is to change the irrational beliefs and so, break the link between negative life events and depression