essays

Peterson, J. & Densley, J. (2019, Aug. 4). We have studied every mass shooting since 1966. Here’s what we’ve learned about the shooters. Los Angeles Times.

Densley, J. (2019, Jun. 11). Making sense of senseless knife crime. Palgrave MacMillian's #SocSciMatters.

Peterson, J. & Densley, J. (2019, June 7). School shootings: What administrators need to know. Minnesota Association of School Administrators, The Leaders Forum.

Peterson, J. & Densley, J. (2019, May 9). Colorado shooting eerily recalls Columbine massacre. The Conversation.

  • Reprinted as "Columbine created the script school shooters now follow" in Fatherly.
  • Nationally syndicated, including Chicago Tribune, Houston Chronicle, Philadelphia Inquirer, San Francisco Chronicle, Yahoo!.

Peterson, J. & Densley, J. (2019, May 2). University of North Carolina at Charlotte shooting has these things in common with other campus shootings. The Conversation.

Peterson, J. & Densley, J. (2019, Apr. 17). How Columbine became a blueprint for school shooters. The Conversation.

  • Nationally syndicated, including Chicago Tribune, Houston Chronicle, Philadelphia Inquirer, San Francisco Chronicle.
  • Reprinted as "School shootings didn’t start in 1999 at Columbine. Here’s why that disaster became a blueprint for other killers and created the 'Columbine generation'" in The Washington Post.

Densley, J. & Peterson, J. (2019, Mar. 18). Terrorism is a performance. Don't watch. Star Tribune.

Densley, J. & Peterson, J. (2019, Feb. 21). We can do more to prevent mass workplace shootings like Aurora, Illinois. USA Today.

Peterson, J. & Densley, J. (2019, Feb. 8). School shooters usually show these signs of distress long before they open fire, our database shows. The Conversation.

Whittaker, A. & Densley, J. (2019, Jan. 10). London’s gangs have changed, and it's driving a surge in pitiless violence. The Guardian.

Densley, J. & Jones, D.S. (2018, Dec. 21). Want better gun control? Win over the NRA's core members. HuffPost.

Peterson, J. & Densley, J. (2018, Dec. 19). Editorial counterpoint: preventing mass school shootings? Here's a key first step. Star Tribune.

Densley, J. & Storrod, M. (2018, Nov. 29). Youth violence: rise could be linked to British people’s growing distrust of authority. The Conversation.

Robinson, G., Densley, J. & McLean, R. (2018, Oct. 21). County lines: the dark realities of life for teenage drug runners. The Conversation.

Pyrooz, D. & Densley, J. (2018, Jul. 5). Is gang activity on the rise? A movement to abolish gang databases makes it hard to tell. The Conversation.

McLean, R. & Densley, J. (2018, Jun. 23). Agenda: drug dealers know no limits to profit from the misery they cause. The Herald.

Peterson, J. & Densley, J. (2018, Mar. 23). Police crisis intervention training: we need a new paradigm, not a new building. MinnPost.

Peterson, J. & Densley, J. (2018, Feb. 16). Why the usual approach to school security isn't working. CNN.

Densley, J. & Osamoh, S. (2017, Nov. 13). How to stop violence in places of worship. MinnPost.

Densley, J. (2017, Oct. 20). Responses to normalizing violence and the New York Times article ‘waiting for a perfect protest?’. Institute for Communitarian Policy Studies at George Washington University.

Densley, J. (2017, Oct. 16). ISIS is losing the propaganda war. MinnPost.

Pyrooz, D. & Densley, J. (2017, Sept. 17). To deal with Antifa, designate it a street gang. The Wall Street Journal.

Peterson, J. & Densley, J. (2017, Aug. 23). How social media sends extremism into overdrive. CNN.

Densley, J. & Peterson, J. (2017, Jun. 21). Verdict in police shooting of Philando Castile: the fear defense should have us all afraid. Star Tribune.

Peterson, J. & Densley, J. (2017, Apr. 19). Why the trend of posting gruesome acts online? Star Tribune.

Densley, J. & Olson, J. (2016, Jul. 13). A blueprint for better policing in Minnesota. MinnPost.

Densley, J. (2016, Jul. 11). It’s time to rethink Minnesota's system of police education and training. MinnPost.

Densley, J. (2016, Jul. 8). Minnesota's cops are educated but unprepared. Star Tribune.

Densley, J. (2016, Apr. 29). To Minnesota sports fans, from an Englishman: Don't stop believing. MinnPost.

Densley, J. (2016, Jan. 6). Protest movements, guns, and double standards in America. Star Tribune.

Densley, J. & Hilal, S. (2015, Sept. 15). Murder-suicide in Greenwood: making sense of a senseless crime. Star Tribune.

Densley, J. & Jones, D. (2015, Jun. 15). Black lives lost: a genocide from within. Star Tribune.

Densley, J. (2015, May 13). Guns don’t kill people—but they do get people killed. MinnPost.

Densley, J. (2014, Oct. 7). ISIS: The street gang on steroids. CNN.

Densley, J. & Hilal, S. (2014, Mar. 7). Mass murder at Kunming train station: propaganda by deed. MinnPost.

Densley, J. (2013, May 25). My view: Lee Rigby killer No2 was knifed in neck at a crack den aged just 16. The Sun.

Densley, J. (2013, May 24). What London gangs can teach us about London terrorists. MinnPost.

Densley, J. (2013, Mar. 8). So, what will actually work to reduce gun violence? MinnPost.

Densley, J. (2013, Feb. 28). After Sandy Hook, ‘zero-tolerance’ policies are making schools less safe. MinnPost.

Densley, J. (2012, Oct. 30). Why jailing gang bosses causes MORE violence. The Sun.