Once the condition has reached this advanced stage, it's called furunculosis. In severe cases of chin acne, swelling, hair loss and draining tracts can develop. The area can be very itchy, and cats can cause additional trauma by scratching. Secondary bacterial infections are common with this condition.
definition - sleeper effect. Sleeper effect. The sleeper effect is a psychological phenomenon whereby a highly persuasive message, paired with a discounting cue, causes an individual to be more persuaded by the message (rather than less persuaded) over time.
Observer Expectancy Effect. The observer expectancy effect, also called the experimenter expectancy effect, is a phenomenon that can occur when a researcherâs beliefs or expectations cause him or her to unconsciously influence the participants of an experiment. In order to conserve the internal validity of an experiment, researchers can use a double-blind experimental design.