Promotional image for an author talk with Cass Sunstein. A black-and-white headshot of the author is at the top next to the cover of his book "Separation of Powers." Details for the event are below:
February 24, 2026 from 6 - 7 pm at MIT Museum. Tickets are $5. Book signing to follow. Books available while supplies last. Questions? Contact books@mit.edu.
"Separation of Powers" is an essential examination of the separation of powers and why it is necessary for both freedom and self-government. Join author @casssunstein.bsky.social at MIT Museum on Tues, Feb. 24th for a talk on this critical topic.
Link for details: mitmuseum.mit.edu/programs/aut...
07.02.2026 16:16 β π 6 π 1 π¬ 0 π 0
"There Is No Line"
Group Polarization, Echo Chambers, and Transgression
On political extremism and a terrific new book on that subject.
casssunstein.substack.com/p/there-is-n...
08.02.2026 15:55 β π 0 π 0 π¬ 0 π 0
Bounded Rationality: Heuristics, Judgment, and Public Policy
Amazon.com: Bounded Rationality: Heuristics, Judgment, and Public Policy: 9780262543705: Dhami, Sanjit, Sunstein, Cass R.: Books
BOUNDED RATIONALITY (probably my least-bad book in recent years, over 500 pp.). @cfcamerer.bsky.social @ichotiner.bsky.social @michael-sanders.bsky.social @katymilkman.bsky.social
www.amazon.com/Bounded-Rati...
07.02.2026 12:39 β π 1 π 1 π¬ 0 π 0
The 6 separations of power, and why they all matter
As the 250th anniversary of our independence approaches, let us linger over the most important sentence that James Madison ever wrote, and the most relevant to the current moment.
"The U.S. needs each and every one of the six separations of powers. But from the standpoint of liberty, one thing is now clear: the most essential are those that deny judicial and legislative powers to the executive branch." thehill.com/opinion/whit... by @casssunstein.bsky.social
02.02.2026 21:32 β π 16 π 5 π¬ 1 π 0
Six separations of powers (preview of coming book). @ichotiner.bsky.social
thehill.com/opinion/whit...
02.02.2026 16:06 β π 0 π 0 π¬ 0 π 0
Bacon Is Shakespeare!
When All Roads Lead to Rome
Bacon is Shakespeare! (On the funniest book I read in college.) @lsolum.bsky.social
casssunstein.substack.com/p/bacon-is-s...
30.01.2026 19:44 β π 4 π 1 π¬ 0 π 0
Minneapolis
A Note on What People Think They Know
Minneapolis (on how we know what we know).
casssunstein.substack.com/p/minneapolis
27.01.2026 20:51 β π 1 π 0 π¬ 0 π 0
Early bird registration is open! Join us at the 12th Annual Conference at @harvardkennedy.bsky.social, Juneβ―7β8,β―2026! Featured speakers include Bob Cialdini, Cass Sunstein, Phil Tetlock, and more. tinyurl.com/yyb3xve7
Use code BSPA2026EARLYBIRD for $100 off. #BSPA2026
23.01.2026 15:40 β π 1 π 1 π¬ 0 π 0
Minnesotans begin economic strike against ICE
A tv appearance, it appears
www.france24.com/en/minnesota...
24.01.2026 21:00 β π 1 π 0 π¬ 0 π 0
Decisions and Social Norms
This pathbreaking book casts new light on how to handle lifeβs most difficult decisions. Edna Ullmann-Margalit and Cass R. Sunstein examine the role of social norms in creating both stability and inst...
Now available for pre-order: DECISIONS AND SOCIAL NORMS, by Edna Ullmann-Margalit and me. (AI, which has read it, says that this may be my best book; if so, all thanks to the first author.) @cfcamerer.bsky.social @katymilkman.bsky.social @sendhil.bsky.social
www.e-elgar.com/shop/usd/dec...
23.01.2026 11:41 β π 0 π 0 π¬ 0 π 0
Politics & Prose hosts @casssunstein.bsky.social for a talk on his latest book, "Separation of Powers: How to Preserve Liberty in Troubled Times."
π Sun, Feb. 22nd
π 5:00 PM
π5015 Connecticut Ave NW, Washington, D.C.
Link for details: politics-prose.com/event/2026-0... @politicsprose.bsky.social
22.01.2026 23:05 β π 5 π 1 π¬ 0 π 0
ManipulationDetect: An AI Auditing Tool for Online Choice Ar
Policymakers and regulators are increasingly interested in behavioural auditing tools to counteract manipulative designs in Online Choice Architecture (OCA). To date, auditing tools have been largely
Thrilled to share a new paper with @stuartmills.bsky.social &
@casssunstein.bsky.social. The paper discusses ManipulationDetect (previously NudgeDetect), a tool I launched a few months ago that uses LLMs to highlight 'manipulative' practices online.
ideas.repec.org/p/not/notcdx...
05.01.2026 09:41 β π 3 π 2 π¬ 0 π 0
Gulp. Seen at ASSA. (Thanks, @universitypress.cambridge.org!)
03.01.2026 18:34 β π 2 π 0 π¬ 0 π 0
The Unitary Executive Redux
On a pervasive confusion out there
The unitary executive redux (on a pervasive confusion). @ichotiner.bsky.social @cfcamerer.bsky.social @donmoyn.bsky.social
casssunstein.substack.com/p/the-unitar...
03.01.2026 16:00 β π 2 π 4 π¬ 0 π 0
The New Right
Reflections on Contemporary Manichaeism
The New Right. @ichotiner.bsky.social @cfcamerer.bsky.social
casssunstein.substack.com/p/the-new-ri...
28.12.2025 20:56 β π 2 π 1 π¬ 0 π 0
Graphic for #AMS2026 Presidential Forum on 'Fast and Slow Thinking: The Human Factor in a Rapidly Changing World' on 25 January, 2026, at 4:00 PM CT, featuring moderator Bernadette Woods Placky, Climate Central's VP for Policy, and panelists Dr. Cass Sunstein, Harvard University Professor, and Dr. Hannah Perfecto, Marketing Professor at Washington University in St. Louis. Sponsored by Peraton. The background features geometric shapes in blue tones.
πMerry Christmas! Start the new year with fresh insight at our #AMS2026 Presidential Forumπ‘
Hear from experts in behavioral economics and public policy on how people make critical decisionsβfrom responding to hurricane warnings to planning for climate impacts.
Learn more: https://bit.ly/4sakcQW
25.12.2025 16:15 β π 10 π 4 π¬ 1 π 0
casssunstein.bsky.social
On today's episode, @alanrozenshtein.com talks to @casssunstein.bsky.social about his new book, "Imperfect Oracle: What AI Can and Cannot Do." www.amazon.com/Imperfect-Or...
23.12.2025 22:50 β π 6 π 2 π¬ 0 π 0
The Lord's Prayer
On forgiving trespasses
On the Lord's Prayer. (Unusual essay, highly personal.)
substack.com/home/post/p-...
17.12.2025 18:15 β π 0 π 0 π¬ 0 π 0
Research Fellow at University of Nottingham, specialising in behavioural and experimental economics | Current role informs blood service strategy in the UK | https://www.richard-mills.com/ | All views my own
The latest working papers from RePEc. NEP report NUD (Nudge and Boosting)
https://nep.repec.org/
Policy Professor, Ford School, University of Michigan.
Irish immigrant. Administrative burdens guy.
Free newsletter, Can We Still Govern?: https://donmoynihan.substack.com
Author of 14 books, 2 doctorates, @PsychToday columnist, #KeynoteSpeaker, taught Columbia & Cambridge Universities, lectured Oxford University & TED, Mensan, #data #education #researchcom, nerd
Hugo Award-winning author of SPIN, BLIND LAKE and a bunch of other novels, plus short story collection THE PERSEIDS and nonfiction semi-memoir OWNING THE UNKNOWN.
Edward Elgar Publishing is a leading independent academic and professional publisher with a strong focus on the social sciences and legal fields.
Associate Professor of Environmental Studies, Director of the Center for Environmental and Animal Protection, Director of the Center for Mind, Ethics, and Policy, and Co-Director of the Wild Animal Welfare Program, New York University. jeffsebo.net
The worldβs foremost publication on global happiness: a partnership of Gallup, the Wellbeing Research Centre, and UN Sustainable Development Solutions Network.
Academic journal owned by the Society for Applied Philosophy, published by Wiley. Unsolicited submissions welcome.
Submit here:
https://onlinelibrary.wiley.com/journal/14685930
Assistant Prof in Public Law, University of Cambridge. Fellow of Jesus College. Co-Director of the Cambridge Centre for Animal Rights Law. Co-Carer of twins, a blind dog, and a one-toothed cat.
Microeconomist, Behavioral Economist, Author of "Misunderstandings: False Beliefs in Communication"
Assistant Professor, Environmental Studies, NYU
Primatologist, Author of THE ARROGANT APE
https://www.cewebb.com
Moral & political philosophy, climate econ, bioethics
Author of *The Social Cost of Carbon* (OUP 2025) | Posting in personal capacity
Likes: Boston Celtics βοΈ, Maine (from whence I come), bouldering, ebikes, funding public ed.
paulkelleher.net
Professor, Wharton School, and Senior Fellow, Lauder Inst (both at UPenn). Allianz Chief Economic Advisor. Chair, UnderArmour Board of Directors. Board member, NBER. CFR. Former co-CIO/CEO PIMCO and President, Queens' College, Cambridge University.
Professor of Psychology, Harvard University | Author of βStumbling on Happinessβ | Host of βThis Emotional Lifeβ on PBS
Professor at Harvard. Teaches Ec 10, some posts might be educational. Also Senior Fellow @PIIE.com & contributor
@nytopinion.nytimes.com. Was Chair of President Obama's CEA.
Dad, behavioral and neuroeconomist, sometimes good trouble
immigrant, behavioral/experimental economics
mostly films, occasionally brains, games, and CCSC (Chinese Culinary Superiority Complex)