Sample
75 American boys
At the beginning of the research, they were in the range of 10 to 16 years
By the end of the research, they were 22 to 28 years
Additional samples from Great Britain, Canada, Taiwan, Mexico and Turkey meaning that it it was cross-cultural comparison
Methodology
Longitudinal study
Used interviewed to assess more reason of the boys- qualitative data
Created nine hypothetical moral dilemmas, for example Heinz dilemma
Each dilemma presented a conflict between two moral issues
Each participant were asked to discuss three of these dilemmas
They were prompted by a set of 10 or more open-ended questions.
Each of the boys were re-interviewed every three years
For the methodology, what are examples of open ended questions that were asked?
What are the three stages of moral development?
-The preconventional level
-The conventional level
-The post conventional level
The preconvential level
Punishment and obedience orientation
Instrumental purpose orientation
The conventional level
-Interpersonal corporation
-Social order maintaining orientation
The post conventional level
-Social contract orientation
-Universal ethical principles orientation
Conclusion
concluded that key features of moral development are:
Stages are in variant and universal, meaning that people worldwide go through the same stages in the same order
Strengths
It was the same participant tested numerous times
Repeated at regular intervals over many years and findings are compared
Weaknesses
Data collection takes long
Participants more likely to understand the aim- demand characteristics