30 Nov 2017
Video

Replication: The Challenge of Reproducing Research

Replication, or the ability to reproduce tests or experiments, is a fundamental aspect of the scientific method. However, recent articles have called into question the replicability of experimental research in different fields. In this video, Larry V. Hedges, AIR Institute Fellow, explores the challenges of defining and analyzing replication. To do so, he examines the statistical background around replication and the difference between exact and approximate replication to better understand this key concept in evidence-based research.

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Related Work

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Research and Evaluation

Rigorous research and evaluation are necessary to make informed decisions about policies and interventions that aim to improve people’s lives. AIR’s research uncovers what works and what does not, and helps document the social and economic benefits of governmental and non-governmental investments. Our evaluations enable government agencies and other institutions and stakeholders to make evidence-based decisions about the value and utility of policies and practices that directly and profoundly affect people’s lives.
17 Feb 2016
Longform Essay

Applying Social Science in the Real World

Informing practice with the best research and making research more relevant to practice are easier said than done. Making a tangible difference in people’s lives is harder still. In this series of short commentaries, AIR experts reflect on ways to meet the challenge.
Topic: 
Reading and Literacy, Social and Emotional Learning, Education, Health, Aging

Further Reading