Studies on Preschool Training Deemed Challenging

Washington

It’s hard to conduct research on effective ways to train preschool educators because of the lack of standardization in their preparation and in the programs that employ them.

That’s the conclusion drawn by some of the heavyweights in the field who attended a meeting of early-childhood-education researchers this week at Georgetown University.

Even for some large-scale programs that are standardized across child-care centers, the effects of professional development haven’t been teased out from other aspects of programs that could also have an...