Real world examples: Whether stress levels influence how often students engage in academic cheating How caffeine consumption affects the brain. Whether men or women are more likely to be diagnosed with depression. How attachment styles among children of divorced parents compare to those raised by married parents. Psychologists follow scientific procedures similar to the way other scientists do Research and experiments help investigate cause – and – effect relationships Informed Consent: The researcher should explain the purpose of research in advance and obtain the informed consent of participants. Debrief: After the research is over the researcher should discuss the procedure and the findings with the participants. Protection of Participants: Researchers must ensure that those taking part in research will not be caused distress. They must be protected from physical and mental harm. Deception: This is where participants are misled or wrongly informed about the aims of the research. Confidentiality: Participants, and the data gained from them must be kept anonymous unless they give their full consent. Withdrawal: Participants should be able to leave a study at any time if they feel uncomfortable.