Guilford Press information for Teachers and Schools. Check out the new series Teaching Practices That Work, edited by Diane Lapp and Douglas Fisher. Browse titles related to the Common Core State Standards or Response to Intervention (RTI). View or print the latest Literacy, Special Education, and Teaching Practices That Work catalogs, or browse our site to find titles of interest. Guilford offers PreK–12 teachers a special 30% discount. School personnel conducting professional development can request free review copies of relevant education titles.