Immigration Policy Tracking Project. An interactive online compilation of every Trump administration immigration policy and current status (2017-2021) https://immpolicytracking.org. Profiled in The New York Times and The New Yorker.
The President and Immigration Law: The Danger and Promise of Presidential Power (October 2020) (book review), https://www.justsecurity.org/72863/the-president-and-immigration-law-the-danger-and-promise-of-presidential-power/
Coronavirus Border Expulsions: CDC’s Assault on Asylum Seekers and Unaccompanied Minors (April 2020), https://www.justsecurity.org/69640/coronavirus-border-expulsions-cdcs-assault-on-asylum-seekers-and-unaccompanied-minors/ (expanded and updated in 25 Benders Immigration Bulletin 815 (June 2020)
"Trump Is Using the Pandemic to Flout Immigration Laws", New York Times (May 2020) (with Stefano Bertozzi) https://www.nytimes.com/2020/05/11/opinion/trump-coronavirus-immigration.html
"Reflections on Bureaucratic Barriers to Immigration Reform", The Regulatory Review (December 2019), https://www.theregreview.org/2019/12/24/guttentag-reflections-bureaucratic-barriers-immigration/
"In Alabama, Challenging Hidden Racial Discrimination", New York Times (August 2018), https://www.nytimes.com/2018/08/20/opinion/politics/minimum-wage-discrimination-alabama.html
"The Forgotten Equality Norm in Immigration Preemption: DisWEdnesdazy crimination, Harassment, and the Civil Rights Act of 1870", 8 Duke J. Con. Law & Pub. Pol’y 1 (2013)