Blog
Long-form assessment of technology and education. Every substantive claim links to a primary or authoritative source; every article ends with its reference list.
2 articles
Effect Sizes in Education Research: What Hattie's Hinge Point and the Formative-Assessment Numbers Actually Show
The claim that formative assessment "doubles the speed of learning" traces to small early studies. Later meta-analyses, statistical critiqu…
How People Actually Learn: What the Evidence on Memory, Practice and Assessment Does and Doesn't Show
Retrieval practice, spacing and interleaving are backed by decades of replicated experiments. Growth mindset and formative assessment show …