• Ph D, History, University of Nebraska, 2015
• JD, Duke University School of Law, 2004
• BA, History, University of Wyoming, 2000

Citations listed below are presented in a standardized, modified format for display purposes only. They do not necessarily reflect the preferred style and conventions of the faculty member or discipline.

• Haksgaard, Hannah, Kammer, Sean, and Letellier, Travis. Five Prairie Reflections on Reviving Rural America, 127 W. Va. L. Rev. 759 (2025). West Virginia Law Review, 2025. (DOI: 10.2139/ssrn.5345718)
• Kammer, Sean. Reflections on the Importance of Critical Theory to Teaching Environmental Law, S.D.L. Rev. (2025) (2025).
• Kammer, Sean. Book Review, Bowen Blair, A Force for Nature: Nancy Russell’s Fight to Save the Columbia Gorge, 114 Pacific Northwest Q. 112 (2023).
• Kammer, Sean. Reflections on Teaching Constitutional Law in the Midst of Constitutional Crisis, 67 S.D.L. Rev. 194 (2022).
• Kammer, Sean. The ‘Intellectual Diversity’ Crisis That Isn’t: Liberal Faculties, Conservative Victims, and the Cynical Effort to Undermine Higher Education for Political Gain, 39 Quinnipiac L. Rev. 149 (2021).
• Kammer, Sean, and Christopherson, Sarah. Reserving a Place for Nature on Spaceship Earth: Rethinking the Role of Conservation Easements 43 Columbia J. Envt’l. L. 1 (2018).
• Kammer, Sean. Whether or Not Special Expertise is Needed: Anti-Intellectualism, the Supreme Court, and the Legitimacy of Law, 63 S.D. L. Rev. 287 (2018).
• Kammer, Sean. Book Review, R. Alton Lee, Sunflower Justice: A New History of the Kansas Supreme Court, Middle West Rev., Spring 2017, at 97 (2017).
• Kammer, Sean. No-Analogue Future: Challenges for the Laws of Nature in a World Without Precedent, 42 Vt. L. Rev. 227 (2017).
• Kammer, Sean. Railroad Land Grants in an Incongruous Legal System: Corporate Subsidies, Bureaucratic Governance, and Legal Conflict in the United States, 1850-1903, 35 L. & Hist. Rev. 391 (2017).
• Kammer, Sean, and Hoffman, Ashley. Smoking Out Forest Fire Management: Lifting the Haze of an Unaccountable Congress and Lighting Up a New Law of Fire, 60 S.D. L. Rev. 41 (2015).
• Kammer, Sean. "No Trespassing": Railroad Land Grants, the Right of Exclusion, and the Origins of Federal Forest Conservation, 90 N.D. L. Rev. 87 (2014).
• Kammer, Sean. Book Review, 73 Annals of Iowa 385 (2014) (reviewing Larry Haeg, Harriman vs. Hill: Wall Street's Great Railroad War (2013)).
• Kammer, Sean. Book Review, 36 Kan. Hist. 137 (2013) (reviewing John N. Mack, Bucking the Railroads on the Kansas Frontier: The Struggle Over Land Claims by Homesteading Civil War Veterans, 1867-1876 (2013)).
• Kammer, Sean. Coming to Terms with Wilderness: The Wilderness Act and the Problem of Wildlife Restoration, 43 Envt'l L. 83 (2013).
• Kammer, Sean. Public Opinion is More than Law: Popular Sovereignty and Vigilantism in the Nebraska Territory, 31 Great Plains Q. 309 (2011).
• Kammer, Sean. The Railroads Must Have Ties: A Legal History of Forest Conservation and the Oregon & California Railroad Land Grant, 1887-1916, 23 Western Legal Hist. 1 (2010).

• Kammer, Sean, You Don't Buy or Sell that Kind of Place: Crater Lake National Park, Indian Treaty Rights, and Wilderness as Contested Ground. Presented at the Western History Association's 52nd Annual Conference, Denver, CO. (October 06, 2012)
• Kammer, Sean, Friend or Foe of the Forest: The Southern Pacific Railroad and Federal Land Management in Oregon, 1887-1916. Presented at the Western History Association's 50th Annual Conference, Lake Tahoe, NV. (October 2010)
• Kammer, Sean, Squatter Sovereignty, ‘Self-Made Men,’ and the Nebraska Frontier. Presented at the The Thirty-First Mid-America Conference on History, Norman, OK. (October 2009)