Related Experiment Video
Updated: Jul 5, 2026
06:35
Examining Recall Memory in Infancy and Early Childhood Using the Elicited Imitation Paradigm
Published on: April 28, 2016
Does childhood schooling affect old age memory or mental status? Using state schooling laws as natural experiments
M M Glymour1, I Kawachi, C S Jencks
1Department of Society, Human Development, and Health, Harvard School of Public Health, 677 Huntingdon Avenue, Boston, Massachusetts 02115, USA. mglymour@hsph.harvard.edu
Journal of Epidemiology and Community Health
|May 15, 2008
Summary
Increased compulsory schooling laws (CSL) significantly improve memory performance in old age. This study used CSL changes as natural experiments to demonstrate education
Area of Science:
- Cognitive Neuroscience
- Public Health Policy
- Gerontology
Background:
- The link between education and cognitive function in older adults is debated due to potential reverse causation.
- Compulsory Schooling Laws (CSL) offer a natural experiment to study education's impact on cognition.
- Previous research suggests education influences cognitive outcomes, but causality remains unclear.
Purpose of the Study:
- To estimate the causal effect of education on memory and mental status in older adults.
- To leverage changes in state compulsory schooling laws (CSL) as instrumental variables.
- To address the controversy surrounding education's influence on late-life cognition.
Main Methods:
- Employed instrumental variable (IV) analysis using CSL-induced educational changes.
- Analyzed data from Health and Retirement Survey participants (white, non-Hispanic US-born, 1900-1947 birth years, no college).
- Examined effects on memory (n=10,694) and mental status (n=9751), adjusting for demographic and state-level factors.
Main Results:
- Instrumental variable estimates showed a significant positive effect of education on memory performance.
- No meaningful conclusions could be drawn for mental status due to wide confidence intervals.
- Educational improvements from CSL changes were linked to better long-term memory outcomes.
Conclusions:
- Higher levels of mandatory schooling are associated with improved memory decades after completion.
- CSL-driven educational gains positively impact cognitive function in later life.
- Findings suggest education is a protective factor for memory in old age, independent of innate abilities or state-specific characteristics.
More Related Videos
08:05Measuring Statistical Learning Across Modalities and Domains in School-Aged Children Via an Online Platform and Neuroimaging Techniques
Published on: June 30, 2020
06:58Highlighting and Reducing the Impact of Negative Aging Stereotypes During Older Adults' Cognitive Testing
Published on: January 24, 2020
Related Concept Videos
02:30Naturalistic Observations
If you want to understand how behavior occurs, one of the best ways to gain information is to simply observe the behavior in its natural context. However, people might change their behavior in unexpected ways if they know they are being observed. How do researchers obtain accurate information when people tend to hide their natural behavior? As an example, imagine that your professor asks everyone in your class to raise their hand if they always wash their hands after using the restroom. Chances...
01:30Information Processing Approach
The information-processing theory of cognitive development centers on fundamental mental processes, including attention, memory, and problem-solving skills. Researchers in this field examine how cognitive abilities, such as working memory, evolve and influence children's overall development. Studies indicate that children with stronger working memory tend to excel in reading comprehension, math, and problem-solving compared to peers with less efficient memory skills. Low working memory is also...
02:20Longitudinal Research
Sometimes we want to see how people change over time, as in studies of human development and lifespan. When we test the same group of individuals repeatedly over an extended period of time, we are conducting longitudinal research. Longitudinal research is a research design in which data-gathering is administered repeatedly over an extended period of time. For example, we may survey a group of individuals about their dietary habits at age 20, retest them a decade later at age 30, and then again...
01:30Cognitive Development During Adulthood
Cognitive development continues throughout adulthood, undergoing significant shifts across early, middle, and late stages. Individual transition occurs from adolescent idealism to pragmatic and adaptable thinking in early adulthood. During this period, individuals learn to integrate personal beliefs with the recognition that other perspectives are equally valid. Exposure to the complexities of modern society, diverse experiences, and higher education contribute to this adaptive thought process,...
01:29Environmental Influences on Intelligence
Despite the strong genetic influence on traits like intelligence, environmental factors significantly shape outcomes. For example, while over 90% of height variation is due to genetic differences, environmental factors such as nutrition also have a notable impact. Similarly, for intelligence, changes in a child's surroundings can significantly alter their IQ. Research shows that enriched environments boost children's academic success and help them develop key cognitive skills. Children from...
01:16Experimental Designs
An experimental design is a systematic process that allows researchers to evaluate the relationship between dependent and independent variables. There are three widely used types of experimental design - pre-experimental design, true experimental design, and quasi-experimental design. In pre-experimental design, the researcher compares the data before and after some interventions or treatments. The true-experimental design has more than one purposefully created group, a commonly measured...