Based on Common Formative Assessment
Prior to the important assessment research from Dylan Wiliam and Paul Black (1998), there was little understanding in our profession about formative assessments. This research found that there is a significant positive standard deviation impact on student learning when teachers use formative assessments to guide instruction.
While the research about formative assessment was published in 1998, it wasn’t until Rick Stiggins (2004) began to write and teach about Assessment of Learning (summative) and Assessment for Learning (formative) that teachers began using formative assessments more regularly in their classrooms to guide their work. Read more