The Health IT Workforce Curriculum was developed for U.S. community colleges to enhance workforce training programmes in health information technology. The curriculum consist of 20 courses of 3 credits each. Each course includes instructor manuals, learning objectives, syllabi, video lectures with accompanying transcripts and slides, exercises, and assessments. The materials were authored by Columbia University, Duke University, Johns Hopkins University, Oregon Health & Science University, and University of Alabama at Birmingham. The project was funded by the U.S. Office of the National Coordinator for Health Information Technology. All of the course materials are available under a Creative Commons Attribution-Non Commercial-ShareAlike License. Course description, learning objectives, author information, and other details may be found in the instructor manual. Component 4 - Introduction to Information and Computer Science Component Overview: For students without an IT background, this Component provides a basic overview of computer architecture; data organization, representation and structure; structure of programming languages; networking and data communication. It also includes basic terminology of computing. Unit Title Information Systems Unit Overview: This unit defines information systems and describes how they are used. It discusses how an information system is designed, developed, tested, supported and maintained. Finally, it explains how information systems are used in healthcare settings, including the role of specialized information systems. Unit Objectives: By the end of this unit the student will be able to: 1. Define an information system, how one is used and list examples. (Lecture a) 2. Describe the components of an information system. (Lecture a) 3. Describe the process developing an information system. (Lecture b) 4. Describe the different types of testing and when testing should occur. (Lecture c) 5. Describe how information systems are supported and maintained over time. (Lecture c) 6. Describe specialized information systems. (Lecture d) 7. Explain how information systems are used in healthcare. (Lecture d)