DUCHENNE SMILE
A smile that characterised by crow's feet around the eyes and an upturning of lips.
DYSGENIC PRESSURE
A reduction of a population's intelligence attributed to a changing gene pool. See Flynn effect.
EGO PSYCHOLOGY THEORIES
Combine biological and psychological views of people's development while recognising the complex influences of sociocultural dimensions on individual functioning.
ELECTROOCULOGRAM (EOG)
Graphic representation of the elcetrical potential between the front and back of the eye.
EMPIRICALLY KEYED TEST
A test where the answers are coded in a way to maximise criterion validity, construct validity or both. See empirical…
ENVIRONMENTAL HAZARDS
Factors from the environment that pose danger to a person, community or organism.
EQUIVALENCE CLASS
A stimulus group that exhibits reflexivity, symmetry and transitivity in the context of conditional discriminations.
LEADERSHIP STYLE
The way in which a leader manages their workload and team, this involves their tendencies, methods and mannerisms in their…
LIFE-SPAN PERSPECTIVE
the idea that human development is a continual life-long process, there is multidimensional change and that there is plasticity in…
LLOYD MORGAN'S CANON
the idea that as humans we use over-complex ideals of animal behaviour, sometimes even assuming they have typically 'human' characteristics…
LONDON SYNDROME
the complete resistance of hostages to comply willingly with the demands and requests of their captors.
MAGICAL THINKING
is the idea that events and happenings can be directly influenced by another persons thoughts, wishes or rituals.