Psychologists are interested in understanding how people think, perceive and act in a
wide range of situations.
Prejudice influences people’s beliefs and expectations about others which leads to racial
A collection of techniques known as “brain imaging” involves assessing changes in
metabolic activity in the brain, such as noting where blood flows as people process
This shows what part of the brain is involved in certain behaviours or
A part of the brain called the “amygdale” is involved in detecting
threat, it indicates a fear response.
Psychology has been around for over 100 years and taught us about basic metal processes
as learning, memory, emotion, and perception.
The goal for psychology today is to
understand people but considering both individual factors, and contextual factors
(societal beliefs and the way we behave toward those other people).
= the study of mind, brain, and behaviour.
refers to mental activity (thoughts, feelings, sight, smell, touch, taste, and hearing).
The mind results from biological processes within the brain.
describes a wide variety of action, from the subtle to the complex that occur
in organisms from ants to humans.
What are the themes of Psychological Science?
We have strong desires to figure people out, and to understand their motives, thoughts,
desires, intentions, moods, actions etc.
People that do this everyday for a living are
known as “psychological scientists”.
They use methods to understand how people think,
feel and act.
The Principles of Psychological Science and Cumulative.
1st theme is the research on mind, brain, and behaviour has accumulated over time to
produce the principles of psychological science.
Science builds on the foundation our
It is easier to recognize old information that it is to recall old
A New Biological Revolution is Energizing Research:
theme is: a new biological revolution of profound significance is in progress at the
dawn of the 21
century, bringing with it a deeper understanding of the human mind and
Interests are in locating the neural o brain, correlates of how we identify
friends to discovering the neurochemical problems that produce various psychological
3 developments have set for a new biological revolution contributing to our
understanding psychological phenomena.
The brain works through the actions of chemicals called “neurotransmitters”.
communicate messages between nerve cells.
People have better memories when they are