There Are No Dead Here: A Story of Murder and Denial in Colombia, forthcoming from Nation Books in February 2018.
Here’s What Donald Trump Should Have Said About Opioids Instead, Salon.com, Oct. 27, 2017
Trump Sells Snake Oil on Opioids, The Marshall Project, Aug. 30, 2017
Scapegoating in the Name of Fighting Drugs: What Trump and Duterte Have in Common, The Hill, May 2, 2017
Winding Down the “War on Drugs”?, Harvard International Review, Sept. 17, 2015.
The Human Rights Case for Drug Reform, Human Rights Watch World Report essay, Jan. 8, 2014.
US Laws on Weed Are No Joke, MSNBC.com, Apr. 20, 2015.
The Growing U.S. Opioid Crisis: Lessons From Around the World, Council on Foreign Relations, Nov. 9, 2017 (speaker).
Every 25 Seconds: The Human Toll of Criminalizing Drug Use in the US, Oct. 12, 2016 (lead editor).
A Price Too High: US Families Torn Apart by Deportations for Drug Offenses, June 16, 2015 (lead editor).