Model on an overhead projector how to compose a rubric for the sample assignments. Ask teachers, in small and then as a large group, to assemble a list of their basic expectations for a piece of assigned writing. Discuss ways to implement student writing portfolios. Read and discuss writing samples with specific identifiable problems in organization, usage, and mechanics. Whenever possible, student writing should be done under conditions of authentic assessment.
Real audiences provide students with invaluable feedback about their writing.
An obvious gambit, then, is to pass all these papers around. Classes may evaluate and make comments on papers from other classes. Individual's opinions may be solicited. Every effort should be made to make writing a public, not a private, activity within the school and community. Art Write a critique of art shows or pieces for a newspaper.