There are broadly two types of cognitive processes:

AutomaticControlled
spontaneousvoluntary,intentional
less processing power and resourcesmore power and resources
no effort requiredconscious, deliberate effort
quicktakes longer because need to analyze, evaluate, integrate

Automatic processing shapes our initial reaction to social stimulus it is influenced by past experiences, schema, stereotypes Controlled processing allows us to challenge and override automatic processing; make deliberate judgements

Both are important