Longitudinal Study:A type of study that involves repeated observations of the same variables over long periods. It's like following the celebrity's life for several years to see how they change over time.
Qualitative Research: This refers to exploratory research methods used to gain understanding and insights into problem-solving. It’s like interviewing the celebrity to understand their thoughts and feelings deeply.
Single-Subject Design: A type of experimental design that relies on the intensive examination of one individual or group. Similar to a case study but often with more controlled conditions.