Research

Reports published here include their method, their data where it can be shared, and a plain account of what they cannot tell you.

What a report includes

  • The finding, stated plainly, and how strong the evidence for it is.
  • Who and what was studied, when, where and how.
  • The sample, the limits, and what the data cannot show.
  • Every source, dated and linked, and the data itself where it can be shared.

How we separate fact, analysis and interpretation