Quote from : The Filter Bubble: What the Internet is Hiding From You Book

1973 Fair Information Practices: - You should know who has your personal data, what data they have, and how it is used. - You should be able to prevent information collected about you for one purpose from being used for others. - You should be able to correct inaccurate information about you. - Your data should be secure. ..while it's illegal to use Brad Pitt's image to sell a watch without his permission, Facebook is free to use your name to sell one to your friends.