Welcome to the instructor supplement for Part I of the third edition of Information Services Today: An Introduction, edited by Sandra Hirsh, Ph.D. This instructor supplement contains additional additional resources for instructors teaching courses from this textbook including PowerPoint presentations, Powerpoint Presentation Notes, list of cross-referenced chapters for related content, handouts, and discussion questions. Some of this content is restricted and will require instructors to request permission for access. Access will be granted to instructors who can confirm they have purchased the textbook for a course they are teaching. Please submit permission requests sandy.hirsh@sjsu.edu. The instructor supplement is intended to extend the content available via the Online Supplement for instructional purposes.