Watson and Raynor (1920) conducted what is considered to be one of the most ethically questionable studies in the history of psychological research. The infamous 'Little Albert' study was conducted in order to see whether the conditioning of a subject could induce phobias.
Other ethically questionable studies include Milgram (1963) obedience studies, Hofling et al (1966) obedience studies, Aronson and Osherow (1980) classroom experiment.
Ethics distinguish between the 'good' and the 'bad' in human conduct. …