Steven Feldstein, the Frank and Bethine Church Chair of Public Affairs and an associate professor in the School of Public Service, published an index and working paper through the Carnegie Endowment for International Peace that examines the global spread of AI surveillance technology.
The paper can be accessed here: https://carnegieendowment.org/2019/09/17/global-expansion-of-ai-surveillance-pub-79847.
His article was profiled in the Wall Street Journal and the Washington Post.