Author Archives: Aaron Nielson

About Aaron Nielson

Faculty Website Curriculum Vitae

J.D., Harvard Law School, 2007

LL.M., University of Cambridge Faculty of Law, 2006

B.A., University of Pennsylvania, 2003

Professor Nielson teaches and writes in the areas of administrative law, civil procedure, federal courts, and antitrust. His publications have appeared (or will appear) in journals such as the University of Chicago Law Review, the Georgetown Law Journal, Emory Law Journal, Southern California Law Review, Georgia Law Review, and Ohio State Law Journal. He currently co-chairs the Rulemaking Committee of the American Bar Association’s Section of Administrative Law & Regulatory Practice. Previously he chaired the Section's Antitrust & Trade Regulation Committee. Professor Nielson is a permanent commentator at the Yale Journal on Regulation's Notice & Comment blog where each week he reviews all published decisions of the U.S. Court of Appeals for the District of Columbia Circuit. His analysis of D.C. Circuit opinions has been discussed in the Wall Street Journal, Washington Post, Bloomberg, and Law360.

Before joining the faculty, Professor Nielson was a partner in the Washington, D.C. office of Kirkland & Ellis LLP. He also has served as a law clerk to Justice Samuel A. Alito, Jr. of the U.S. Supreme Court, Judge Janice Rogers Brown of the U.S. Court of Appeals for the D.C. Circuit, and Judge Jerry E. Smith of the U.S. Court of Appeals for the Fifth Circuit.

Professor Nielson received his J.D. from Harvard Law School. Following graduation, he was awarded a Harvard Law School Post-Graduate Research Fellowship. Professor Nielson also received an LL.M from the University of Cambridge, where he focused his studies on the institutions that regulate global competition and commerce. He received his undergraduate degree from the University of Pennsylvania, majoring in economics and political science.

Two Upcoming ABA “Admin Law” Section Events

by Aaron Nielson — Monday, May 8, 2017@Aaron_L_Nielson

The ABA Section of Administrative Law and Regulatory Practice is hosting two events that may be of interest to our readers. First, on May 18th and 19th, the Section is presenting its 13th Annual Administrative Law Institute at the Capital Hilton in Washington, D.C. Day one of this event features a half-day program entitled “Rulemaking […]

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D.C. Circuit Review – Reviewed: Postscript

by Aaron Nielson — Friday, May 5, 2017@Aaron_L_Nielson

This has been a surprisingly quiet week in the D.C. Circuit: Only one new case — and it is not especially noteworthy. Yet the D.C. Circuit’s term is winding down and there are still many cases to decide. I expected more opinions. (On the other hand, for what it is worth, last year, the first […]

D.C. Circuit Review – Reviewed: A Collegial-ish Court

by Aaron Nielson — Friday, Apr. 28, 2017@Aaron_L_Nielson

Last September I suggested that those trying to predict the Clean Power Plan outcome by looking at the judges and “counting ‘R’s and ‘D’s” may be in for a surprise. The D.C. Circuit, after all, is serious about its craft and the idea that cases can be predicted this way is — in the words […]

D.C. Circuit Review – Reviewed: Knowing is Half the Battle

by Aaron Nielson — Saturday, Apr. 22, 2017@Aaron_L_Nielson

Apologies — this will have to be a quick post. I’m traveling.* On Friday, April 21, the D.C. Circuit issued two opinions about the power of knowledge. The government lost both cases — one in which it sought information and the other in which someone else sought information from it. In CFPB v. Accrediting Council […]

My Latest: Sticky Regulations (A Benefit of Ossification?)

by Aaron Nielson — Monday, Apr. 10, 2017@Aaron_L_Nielson

I’m pleased to announce that my latest article, Sticky Regulations, has been posted to SSRN. It will be published next year in The University of Chicago Law Review. If you are interested, I’m going to present it on April 21st at the Rethinking Due Process Public Policy Conference hosted by the Center for the Study […]

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