viral
![Image courtesy of GDJ via Pixabay. Edited by CPD.](https://uscpublicdiplomacy.org/sites/default/files/styles/275x168/public/uploads/Bjola_Crisis%20Social%20Media_WEB.jpg?itok=OflIcyUg)
January 17, 2020
CPD Faculty Fellow Corneliu Bjola explains how social media data can be used to conduct virality, signalling and contagion tests.
![Photo reprinted courtesy Anthony Quintano via Flickr A man accepts the ALS Ice Bucket Challenge](https://uscpublicdiplomacy.org/sites/default/files/styles/275x168/public/uploads/14848289439_0ed80a7179_k.jpg?itok=5pckIcgo)
September 2, 2014
CPD Blogger Di Wu breaks down why the Ice Bucket Challenge went viral.
February 18, 2014
A photo of a 4-year-old Syrian refugee in the desert and surrounded by humanitarian workers became a sensation online - as did the media covering it, after many questioned the narrative behind the photo. The picture sparked a storm of articles covering the story of a Syrian child crossing the desert alone.