--Any teachers
Here are a variety of links to Children's Author and Illustrator Resources designed for teachers by the Educational Paperback Association, a consortium of publishers and distributors.
The Children's Literature Web Guide is presented by the University of Calgary (Alberta, Canada). Its creator,David K. Brown, on the faculty of the College of Education, freely admits his "subversive purpose" to presenting all these web resources about children's literature: to tempt readers "away from the Internet, and back to the books themselves!"
James Madison University offers an index to author and illustrator Internet sites through their Internet School Library Media Center
For a terrificTeacher Resource Center filled with lesson plans, online activities, a resource for building your own class homepage, try this site from Scholastic.
For an absolutely overwhelming abundance of links to more information than you ever dreamed possible, try "Needle in a Cyberstack"