Social media, such as microblogging, is a potentially powerful medium through which the city and its citizens can connect, particularly during times of crisis or extreme events. Yet neither the city nor its citizens are monolithic entities. We propose methods to integrate geographic, topical, and social information and behavior to improve situational understanding throughout the city, and enabl...

Prevalent folklore suggests that riots tend to occur during periods of very hot weather. Baron and Ransberger examined 102 major riots in the United States between 1967 and 1971 and concluded that the frequency of collective violence and ambient temperature are curvilinearly related. The present article points out that the Baron and Ransberger analysis did not take account of the different numb...

Zachary M. Schrag's book combines biographies of rioters and their victims, the socio-cultural context in which riots developed. Though Shcrag offers analysis riots, he favors “detail description,” makes “walloping fun” to read, Ritter concludes.

Article history: Received 2 August 2015 Received in revised form 17 September 2016 Accepted 17 September 2016 Available online xxxx Immediately after the 2007 Kenyan election results were announced, the country erupted in protest. Riots were particularly severe in Kibera, an informal settlement locatedwithin the nation's capital, Nairobi. Through the lens of geosimulation, an agent-based model ...

Following widespread food riots in 2008, many people argued that high food prices cause political instability and civil unrest in the form of food riots. However, subsequent research has demonstrated that political, cultural, and economic factors confound the impact of price in determining whether a food riot occurs. This paper contributes to this growing body of literature by exploring: (1) th...