In the 1st ten years of this 21 st century, brand new news technologies for social network such as Facebook, MySpace, Twitter and YouTube started to transform the social, governmental and informational techniques of an individual and organizations throughout the world, welcoming a philosophical response through the community of used ethicists and philosophers of technology. The urgent need for attention to this phenomenon is underscored by the fact that it is reshaping how many human beings initiate and/or maintain virtually every type of ethically significant social bond or role: friend-to-friend, parent-to-child, co-worker-to co-worker, employer-to-employee, teacher-to-student, neighbor-to-neighbor, seller-to-buyer, and doctor-to-patient, to offer just a partial list while this scholarly response continues to be challenged by the rapidly evolving nature of social networking technologies. Nor would be the ethical implications of the technologies strictly social. Continuer la lecture