Famous Experiments
Biopsychology
VIPs
Psychopathology
Careers in Psychology
100

This classical conditioning experiment involved a baby, a white rat, and loud noises to study fear responses.

What is the Little Albert Experiment?

100

These chemicals (e.g., dopamine, GABA) pass nerve impulses across synapses.

What are neurotransmitters?

100

The Stanford Prison Experiment was led by this psychologist and tested the effects of situational roles on behavior.

Who is Philip Zimbardo?

100

A disorder characterized by delusions, hallucinations, disorganized speech, and catatonia. 

What is schizophrenia?

100

This psychologist helps students with learning, behavior, and emotional problems in educational settings.

What is a school psychologist?

200

This experiment examined the behaviors of babies when their mothers left and reentered the room.

What is Mary Ainsworth’s Strange Situation?

200

The brain structure responsible for the brain’s fight or flight reaction.

What is the amygdala?

200

A reformer and pioneer in the movement to treat the insane as mentally ill and was responsible for improving conditions in jails, poorhouses, and insane asylums.

Who is Dorothea Dix?

200

A group of psychological disorders characterized by emotional extremes.

What are mood disorders?

200

People in this career help others facing challenges by assessing their needs, providing counseling and support, and connecting them to necessary resources to improve their well-being and circumstances.

What are social workers?

300

In this experiment, researchers gave African American children dolls that differed in skin color. The findings of self-hatred in African American children were used as evidence in the Supreme Court case Brown v Board.

What is the Kenneth and Mamie Clark Doll Experiment? 

300

This type of aphasia is characterized by the inability to produce language, both written and verbal.

What is Broca’s aphasia?

300

This psychologist's theory of cognitive development shaped the understanding of children's intellectual growth.

Who is Jean Piaget?

300

This disorder is characterized by an intense fear of gaining weight paired with a refusal to maintain adequate nutrition and severe loss of body weight.

What is anorexia nervosa?

300

This psychology career focuses on workplace behavior, including employee productivity and organizational efficiency.

What is an industrial-organization psychologist?

400

This "animal" was used to test people's selective attention in a test conducted by Christopher Chabris and Daniel Simons.

What is the invisible gorilla?

400

Developed by Ernst Weber, this concept measures the smallest detectable difference between two similar stimuli.

What is the Just-Noticable Difference (JND)?

400

In 1903, Harvard famously refused to award this woman a PhD in Psychology because of her gender, despite peer recognition and significant contributions to the fields of memory and dreams.

Who is Mary Whiton Calkins?

400

In bipolar disorder, this is characterized by having four or more episodes of mania, hypomania, or depression in a year.

What is rapid cycling?

400

A specialist centered on how psychology, biology, and behavior influence wellness, illness, and overall health. They work with clients to help maximize well-being and improve both mental and physical health.

What is a health psychologist? 

500

This experiment found that we make assumptions about people's skills based on unrelated qualities (e.g., thinking someone is smart because they are attractive). 

What is the Halo Effect Experiment?

500

The most common form of red-green colorblindness where a person is missing M-Cones.

What is deuteranopia?

500

This psychologist is the father of positivism, a school of thought that states all knowledge is based on the “positive" data of experience and anything beyond is that of pure logic mathematics.

Who is August Comte?

500

People with this mental disorder feel as though they have become detached from their own mind or body. Their mind seems to be floating a few feet above them.

What is depersonalization-derealization disorder (DPDR)?


500

A psychologist in this field studies how humans interact with machines and technology to improve usability and efficiency. For example, they may research how to decrease eye strain when using a computer. 

What is an engineering/human factors psychologist?