MAP20170009696 Nyman, Francesca Keyboard warriors / Francesca Nyman Sumario: Social media grants people the ability to broadcast their opinions to a wide audience. What coverage can insurers provide against libel? En: Post magazine : the insurance world covered since 1840. - London : Incisive Financial Publishing Ltd., 2005-2016. - 06/03/2017 Número 3 - marzo 2017 , p. 44-47 1. Redes sociales . 2. Social media . I. Título.