Mass Violence, Extremism, and Digital Responsibility

September 18, 2019

216 Hart Senate Office Building

U.S. Sen. Roger Wicker, R-Miss., chairman of the Committee on Commerce, Science, and Transportation, will convene a hearing titled, “Mass Violence, Extremism, and Digital Responsibility,” at 10:00 a.m. on Wednesday, September 18, 2019. In light of recent incidents of mass violence, this hearing will examine the proliferation of extremism online and explore the effectiveness of industry efforts to remove violent content from online platforms. Witnesses will discuss how technology companies are working with law enforcement when violent or threatening content is identified and the processes for removal of such content.


  • Ms. Monika Bickert, Head of Global Policy Management, Facebook
  • Mr. Nick Pickles, Public Policy Director, Twitter
  • Mr. George Selim, Senior Vice President of Programs, Anti-Defamation League
  • Mr. Derek Slater, Global Director of Information Policy, Google

*Witness list subject to change

Hearing Details:

Wednesday, September 18, 2019
10:00 a.m.
Committee on Commerce, Science, and Transportation

This hearing will take place in the Hart Senate Office Building 216. Witness testimony, opening statements, and a live video of the hearing will be available on

*Note: Wintess added 9/16/19


Majority Statement

  • Chairman Roger Wicker

Minority Statement

  • Ranking Member Maria Cantwell

Witness Panel 1