Website overview: Since 1996 the Study Guides and Strategies Website has been researched, authored, maintained and supported by Joe Landsberger as an international, learner-centric, educational public service. Permission is granted to freely copy, adapt, and distribute individual Study Guides in print format in non-commercial educational settings that benefit learners. Please be aware that the Guides welcome, and are under, continuous review and revision. For that reason, digitization and reproduction of all content on the Internet can only be with permission through a licensed agreement. Linking to the Guides is encouraged!