Traditional Media Platforms = Can Amplify Social Media Trending Topics % Articles Citing Content Originally Posted To Facebook / Twitter (Leading Newspapers*) 6% The topics for which Facebook & Twitter are most commonly er sourced [in newspaper articles] are t t i similar across all countries – Tw / among them are soft news topics as k well as hard news topics such as ceboo domestic & international politics, Fa 3% breaking-news events or reporting ng i t i on movements, the last of which C es highlights the relative advantages of cl i t r social media as a A % source for journalists. Gerret von Nordheim et al. – Sourcing the Sources, 6/18 0% 2010 2012 2014 2016 Source: Sourcing the Sources – Bournemouth University. *An analysis of the use of Twitter & Facebook as a journalistic source over 10 years in The New York Times, The Guardian, & Süddeutsche Zeitung (leading newspapers in USA / UK / Germany). Analysis conducted by collecting articles from 2006-2016 across all 3 newspapers & running natural language Internet Trends processing models on the text to identify articles that mention Facebook or Twitter as sources 177 2019

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