Twice before, Carol Lyons and Gay Su Pinnell teamed up as coauthors and helped tens of thousands of literacy educators transform classroom practice. Now, with their latest collaboration, Lyons and Pinnell turn their eye to K-6 literacy teachers' professional development, offering the theories, designs, guidelines, examples, and materials needed to bring about schoolwide, long-lasting change. Lyons and Pinnell asked themselves: "What if we could...