9 Bowlby Maternal Deprivation Theory 1951

Question 1

Maternal deprivation is the emotional and intellectual consequences of separation of an infant and parent
Separation = not present
Deprivation = long periods of separation
Critical period =30 months before inevitable psychological damage
Effects = intellectual development low IQ
Emotional development as affectionless psychopath

Answer 1

44 thieves study 
88 emotional unstable children 
44 thieves 
14 affectionless psycho
12 prolonged separation 
30 not affectionless psycho
5 prolonged separation 

44 control group
2 prolonged separation

Question 2

Bowlby and 
Levy 
Met 
Lewis 
Sensing 
Individuals

Answer 2

Support Levy rats separated less than day had psychological damage
Methodologically flawed researcher bias
Contradicting Lewis replicated 500 youth separation didn’t cause criminality
Critical is sensitive period Kulochova studied check twins isolated 18m-7yrs full recovery
No individual differences deal with separation differently