Privacy is important to and we want you to know that we will ensure that your personal information is treated confidentially. does not share personal information with outside agencies. Users have access to their own learning outcomes and are solely responsible for their publication.

Analysis and tracking uses Google Analytics (GA) to better understand how visitors use our site. This information allows us to refine our content offering, optimize our website design and determine the number of people served by our content. GA is the only external service used on the site, and no personal information is shared with Google (or any other external entity). No user data is transmitted by URL and IP addresses are anonymized and disguised before transmission. The user may revoke the use of GA cookies at any time.


The site uses a limited number of cookies. Short session cookies are used within a browser session to show which tutorials have been read by a user. Local cookies are used to store user progress in certain programs (such as the Input Tutorial), but are not accessible to third parties. Members who log in accept a token that identifies their status and provides additional user tracking and history data. The user may revoke the use of these cookies at any time.