How the George Floyd unrest can lead to change Jun 9, 2020 1:00 pm by Therese PokorneyExpert Viewpoints Share on Facebook Tweet Email Images History professor Kevin Mumford studies racial unrest in the U.S. in the 20th and 21st centuries. Protests like those seen today in the wake of the death of George Floyd are just the first steps necessary for long-lasting change, Mumford says. Share on Facebook Tweet Email