Trace a stage chart to the paper behind it

Before you quote a level chart, find the model’s own paper and check where each level name and count comes from.

Why it works

Many stage charts online combine names, numbers and colors from several models and give no source. The model papers give the counts and names: Murray and O’Fallon (2020) give the level counts for each family, and O’Fallon (2020) gives the STAGES level names and the stage-specific confusions, so a chart can be checked against them one line at a time. On this page’s reading, a chart whose counts or names do not match the originating paper is probably describing something other than the model it names.

How to do it

  1. Write down the chart’s source, or note that it has none.
  2. Find the model’s own paper, such as O’Fallon (2020) for STAGES or Starr and Torbert (2005) for the seven action logics.
  3. Compare the chart’s level count and level names with the paper, one line at a time.
  4. Quote only the lines that match, and mark the rest as unsourced.

Evidence

The level counts and names used on this page come from Murray and O’Fallon (2020), O’Fallon (2020) and Starr and Torbert (2005), each read for this page. The practice applies a source check to charts that use them. No study has measured how often charts misstate the models they name. (mechanistic)

Matching a chart to its source checks fidelity to that source. It does not show that the source’s claims hold up.

Sources

Common mistake

Stopping at the chart because it has colors and clean boundaries. Clean boundaries are often the chart maker’s choice rather than the model’s.

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