There Are No Dead Here: A Story of Murder and Denial in Colombia, Nation Books, Feb. 27, 2018.
Legalize Marijuana to Beat Pennsylvania’s Opioid Crisis, Philadelphia Inquirer, Jan. 4, 2019.
Marijuana Legalization is Working; Most Americans are on Board, USA Today, Dec. 6, 2018.
How Anti-marijuana Jeff Sessions Became the Best Thing to Happen to Pot Legalization, USA Today, May 6, 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.
US Laws on Weed Are No Joke, MSNBC.com, Apr. 20, 2015.
The Human Rights Case for Drug Reform, Human Rights Watch World Report essay, Jan. 8, 2014.
Tell Us 5 Things About Your Book: Fighting Terror and Corruption in Colombia, The New York Times, Feb. 25, 2018.
The DPA’s Maria McFarland Sánchez-Moreno, Freedom Leaf, Dec. 28, 2017.
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).