Better Evidence

The Campbell Collaboration’s vision is ‘Better Evidence for a Better World’. Here you can find details about Campbell’s various evidence publications.
 
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Campbell Systematic Reviews:

Campbell Systematic Reviews are our flagship publications. These full-length research reports summarize all the high-quality evidence on a specific question.
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Plain Language Summaries:

A plain language summary is a 500-600 word summary of a Campbell systematic review. The summary highlights the main findings, and gives details of the evidence base on which those findings are based.
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Policy Briefs:

Policy Briefs are four-page summaries of evidence from Campbell reviews. A single policy brief will often report findings from several Campbell reviews.
 
 

Campbell Evidence and Gap Maps

 
 

Search for Evidence

 

Other evidence portals and evidence databases

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