Name that Effect

1) Psychological phenomenon where a captive sympathizes with their kidnapper

2) Phenomenon where people collectively share a false memory about an event

3) Social effect where people are less likely to help someone in need if others are present or thinking "someone else will do it"

4) Psychosomatic phenomenon where people mark an improvement in health/behavior due to believing a normal object is "working"

5) The tendency of people to change their behavior when they know they are observed

6) Psychological phenomenon where people overestimate being observed/watched

7) Phenomenon where people develop a preference for things simply because they are familiar with it

8) Cognitive bias where a first impression (ex: looks) causes people to believe other positive traits (ex: smarts, skills)

9) Phenomenon where people tend to notice an object/phrase/etc as "seeing it everywhere" after first becoming aware of it

10) Social phenomenon where people tend to improve their performance when in a group with others

11) Tendency of people to improve performance when a new technology/tool is introduced simply because of an interest in it

12) Phenomenon where a caregiver develops feelings for their patient, named for a famous nurse

13) Psychoanalytic phenomenon where a child develops feelings for their mother, in turn develops a dislike with the father

14) The same as the above, but reversed where a female child develops feelings for the father and distaste for the mother

15) Physical phenomenon where water molecules move in smooth, parallel layers, giving the illusion that the water is not moving

16) Psychological bias where one searches for information that wholly cements their beliefs, while ignoring contradictory statements

17) Phenomenon where a child is more often mistreated or ignored by stepparents more than parents, named for a famous fairy tale

18) Psychological phenomenon in which perceived high expectations of something lead to improved performance

19) Phenomenon of the unreliability of eyewitnesses, where different stories often contradict

20) Psychological condition where one perceives themselves as being dead or does not exist