Figure 2

Coordination during the Arab Spring. Daily coordination on Twitter during the Arab Spring in a high-protest country (Egypt, upper left) and a low-protest country (Qatar, upper right) as measured by the Gini coefficient applied to the distribution of all hashtags used in a given country on a given day. The map in the lower panel shows variation in average coordination by country over this period. Syria has the highest average amount of coordination. The highest level of coordination, 0.85, occurs in Egypt on February 2nd, the day irregular pro-Mubarak forces attacked protesters occupying Tahrir Square.