Wundt the "father of psychology" was the 1st to say the mind should be studied in a structured way
Wundt opened the 1st lab dedicated to psychology he used controlled standardised methods to investigate the inner workings of the mind.
Wundt developed introspection which is the observation of one's own mental and emotional processes:
Evaluation - Wundt was one of the 1st researches to see the importance of using standardised procedure therefore his study's are valid and replicable.
his participants reported their own thoughts and feelings in the introspection study which could result in social desirability as they may lie to fit in with others
it is subjective - oppinion based which could result in bias