what is the strength of becks explanation for depression (PEEL) (application)
P - a strength of becks cognitive triad is that it has practical application as a therapy
E - becks cognitive explanation forms the basis of CBT
E - for example the separate components of the triad such as negative view of the world can be easily identified, challenged and changed during CBT
L - therefore this theory has practical application as t is used as an effective and successful therapy