In some areas of the Science Website, we request or may request that you provide personal information, including your name, address, e-mail address, telephone number, credit card number, contact information, billing information, and any other information from which your identity is discernible. In other areas, we collect or may collect demographic information such as your age, career focus and discipline, preferences, gender, educational degrees, ethnic background, interests, and household income range. Sometimes we collect or may collect a combination of the two types of information. Examples of areas on the Science Website where we collect or may collect personal or combined personal and demographic data are pages where you can sign up to use a service, post a resume, enter a contest, or purchase a product. 