"A very effective way [to create ‘expert’ teachers] is to have teachers experience this type of learning themselves, because, really, that is how we change – by experiencing something new that is successful in all its complexity.
One example of this approach comes from the WRITE Institute, a program that is part of the San Diego County Office of Education…The WRITE Institute approach…[is] based on how students and teachers learn, and there is evidence that this type of professional development improves teachers’ ability to implement these effective practices."
Haas, E., Fischman, G., & Brewer, J. (2014). Dumb Ideas Won't Create Smart Kids: Straight Talk About Bad School Reform, Good Teaching, and Better Learning. Teachers College Press. (p.67-68)