Social networks kill ârealâ relationships?http://www.globalchange.com Most online social networking is with people who are known to their friends or colleagues in physical life. Impact of virtual communication on social gatherings. FaceBook, Twitter, LinkedIn, Plaxo, Bebo, YouTube are mainly communities of people who know each other. Why many people are physically present but mentally and emotionally absent. Impact of social networks on family life. Virtual relationships, video, videoconferencing, Skype, dating and Second Life. How relationships are changing in the online world. Impact of technology, mobile phones, computers. Keynote conference speaker Patrick Dixon at Stein Am Rhein Leadership Summit â questions and answers facilitated by Professor Prabhu Guptara.