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Belfer Center for Science and International Affairs

@belfercenter.bsky.social
850 followers 40 following 60 posts

The Belfer Center for Science and International Affairs is the hub of Harvard Kennedy School's research, teaching, and training in international security and diplomacy, environmental and resource issues, and science and technology policy. belfercenter.org

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Reposted by Belfer Center for Science and International Affairs
Juliette Kayyem @juliettekayyem.bsky.social · 06/10/2026
I’m ecstatic to share that @publicaffairsbooks is publishing a second edition of my book, The Devil Never Sleeps, with a new afterword that unpacks the implications of AI and disinformation for disaster management. Read more in Early Warning. earlywarningwithjuliette.substack.com/p/my-book-th...
earlywarningwithjuliette.substack.com
My book THE DEVIL NEVER SLEEPS gets a reboot (and a new cover!)
The reveal of a new design, an Afterword and a deal for subscribers.
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Belfer Center for Science and International Affairs @belfercenter.bsky.social · 06/10/2026
🚨 Live now: Episode 1 of the new podcast 'Face Off: Nuclear Anarchy?.' Pulitzer prize-winning Jane Perlez returns to her award-winning podcast Face Off, this time marking a bold pivot: tracing the arc of nuclear danger from the Manhattan Project to today. Listen: podcasts.apple.com/us/podcast/f...
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Belfer Center for Science and International Affairs @belfercenter.bsky.social · 01/10/2026
Our fellowships support academic & professional tracks, and are open to doctoral candidates, Ph.D. recipients, and public/ private sector practitioners. Fellowships are in-residence in Cambridge, on campus, leveraging the unique network Harvard Kennedy School provides.
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Belfer Center for Science and International Affairs @belfercenter.bsky.social · 01/10/2026
🚨Our Fellowship Application Portal is now open for the 2027-2028 academic year. Learn more and apply: www.belfercenter.org/fellowships
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Reposted by Belfer Center for Science and International Affairs
Matthew Bunn @matthew-bunn.bsky.social · 23/09/2026
Proud to be launching a podcast, "Face-Off: Nuclear Anarchy?" with Pulitzer-Prize winning journalist Jane Perlez exploring nuclear dangers with a range of global experts -- and then discussing the issues with me at the end of each episode. 1st episode Oct. 6. Check out the trailer:
podcasts.apple.com
Introducing Face-Off: Nuclear Anarchy?
Podcast Episode · Face-Off · S4 Trailer · 6m
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Belfer Center for Science and International Affairs @belfercenter.bsky.social · 22/09/2026
Applications for the 2027-2028 academic year will open on October 1, 2026 and close on December 1, 2026. Recommendation letters will be due December 15, 2026. Stay tuned: www.belfercenter.org/fellowships
belfercenter.org
Fellowships
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Belfer Center for Science and International Affairs @belfercenter.bsky.social · 22/09/2026
Fellowships: -Arctic Initiative -Emirates Leadership Initiative -Energy, Climate, and Technology Policy -Ernest May Fellowship in History and Policy -Geopolitics of Energy -International Security Program -Kuwait Program Research -Kuwait Visiting Scholar -Managing the Atom -Technology and Geopolitics
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Belfer Center for Science and International Affairs @belfercenter.bsky.social · 22/09/2026
📆 Mark your calendars: Belfer Center Fellowships open for application on October 1, 10:00am ET, for the 2027-2028 academic year. More information is available on our website: www.belfercenter.org/fellowships
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Reposted by Belfer Center for Science and International Affairs
International Security @intsecurity.bsky.social · 04/06/2026
The new Spring 2026 issue is online! Articles by @eunajo.bsky.social, @jessicacweiss.bsky.social, Rosato, @fiona-cunningham.bsky.social, Ven Bruusgaard, Joshi, @rohanmukherjee.bsky.social, @kerbydavis.bsky.social, Gholz Correspondence on paradigms, realism, Ukraine direct.mit.edu/isec/issue
direct.mit.edu
Volume 50 Issue 4 | International Security | MIT Press
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Reposted by Belfer Center for Science and International Affairs
Juliette Kayyem @juliettekayyem.bsky.social · 24/03/2026
"These twin crises (airport lines and aviation safety) are separate but related: They are both the result of an approach to governance that neglects the work of governing." My essay in @theatlantic.com www.theatlantic.com/ideas/2026/0...
theatlantic.com
There Were Warnings
Americans are learning that public safety is not a given.
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Reposted by Belfer Center for Science and International Affairs
Jacqueline L. Hazelton @drjlhazelton.bsky.social · 18/03/2026
Iran and the Strait of Hormuz: Still so relevant today. @proftalmadge.bsky.social @ssp-mit.bsky.social @belfercenter.bsky.social @intsecurity.bsky.social
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Reposted by Belfer Center for Science and International Affairs
Amanda Pearson @pearson-edits.bsky.social · 25/02/2026
Winter 2026 issue preview @intsecurity.bsky.social! R. Krebs| why populists love dead soldiers @janinadill.bsky.social et al. | local consent for military interventions @lmaschmeyer.bsky.social | AI & cyberattacks Brenner | AI & strategic surprise @johnseverini.bsky.social & Biddle | naval warfare
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Belfer Center for Science and International Affairs @belfercenter.bsky.social · 29/01/2026
On Feb. 5, New START, the last treaty limiting U.S. and Russian strategic nuclear arms, will expire—a dark milestone. President Trump has an opportunity to put off nuclear competition and explore whether new accords can help avoid it, argues Professor @matthew-bunn.bsky.social for @thehill.com.
thehill.com
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Belfer Center for Science and International Affairs @belfercenter.bsky.social · 16/12/2025
Co-edited by Stephen Herzog, Visiting Scholar with @managingtheatom.bsky.social, Giles David Arceneaux, and Ariel Petrovics. Published by @mitpress.bsky.social. Available via MIT Press: mitpress.mit.edu/978026205185...
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Belfer Center for Science and International Affairs @belfercenter.bsky.social · 16/12/2025
🚨New book: Atomic Backfires: When Nuclear Policies Fail is a sobering edited volume on how efforts to reduce nuclear weapons dangers may sometimes wind up exacerbating them. In a field fixated on finding solutions, Atomic Backfires provocatively takes the opposite tack.
belfercenter.org
Atomic Backfires: When Nuclear Policies Fail
A sobering edited volume on how efforts to reduce nuclear weapons dangers may sometimes wind up exacerbating them, edited by Stephen Herzog, Giles David Arceneaux, and Ariel F. W. Petrovics.
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Belfer Center for Science and International Affairs @belfercenter.bsky.social · 24/11/2025
⌛One week left to apply! If you’re looking to deepen your expertise, expand your professional community, and contribute to policy-relevant research, now is the time to submit your application for a Belfer Center Fellowship — the deadline is December 1. Learn more: www.belfercenter.org/fellowships
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Reposted by Belfer Center for Science and International Affairs
Senem Aydın-Düzgit @senemaydndzgit.bsky.social · 21/11/2025
Our middle powers project at the @belfercenter.bsky.social has now published its first reports, including mine on Turkish foreign policy 👇
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Belfer Center for Science and International Affairs @belfercenter.bsky.social · 21/11/2025
“China is a status quo power concerned with regime stability,” three East Asia scholars write in a provocative new piece for @intsecurity.bsky.social, “and it remains more inwardly focused than externally oriented.” @polgreen.bsky.social writes for the @nytimes.com.
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Belfer Center for Science and International Affairs @belfercenter.bsky.social · 21/11/2025
The first five published case studies are by seasoned authors specializing in their country's geopolitics: 🌍Brazil; @oliverstuenkel.bsky.social 🌍India; Professor C. Mohan Raja 🌍Indonesia; Muhamad Chatib Basri, Evan Laksmana 🌍South Africa; Anthoni Van Nieuwkerk 🌍Turkey; @senemaydndzgit.bsky.social
belfercenter.org
Middle Powers
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Belfer Center for Science and International Affairs @belfercenter.bsky.social · 21/11/2025
🚨 Now Published: Middle Power Case Studies Amidst great-power rivalry between the U.S. and China, a growing group of “Middle Power” countries are rising in prominence and potential, challenging the international order. Through the Belfer Center's Middle Powers project, we interrogate this trend.
belfercenter.org
Middle Powers: An Intellectual Framework
Belfer Center Director Meghan L. O'Sullivan, Rana Mitter and Moeed Yusuf - together leading the Middle Powers Project - outline its scope and ambition.
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Reposted by Belfer Center for Science and International Affairs
Academy of Social Sciences @acadsocsciences.bsky.social · 19/11/2025
In the final episode of season 9 of the We Society podcast🎙️Will Hutton is joined by Prof Rana Mitter, @belfercenter.bsky.social @harvardkennedy.bsky.social, to discuss modern China and its global role, including the future of US-China relations. Listen now 👂➡️ podfollow.com/the-we-socie...
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Belfer Center for Science and International Affairs @belfercenter.bsky.social · 13/11/2025
But supply is fragile, geopolitics are complex, and processing capacity is concentrated. In a new explainer for the Belfer Center, Chaitanya Gupta explores critical mineral risk hotspots, the current U.S. policy landscape; and how geopolitics is shifting.
belfercenter.org
Critical Minerals Explained: Why They Matter for Geopolitics, Clean Energy & Tech
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Belfer Center for Science and International Affairs @belfercenter.bsky.social · 13/11/2025
🖋️Critical Mineral resource management, supply chain dynamics and international policy development are some of the most strategic geopolitical issues of our time. From powering clean-energy transitions to advanced tech, these are the raw materials that modern economies—and national security—rely on.
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Belfer Center for Science and International Affairs @belfercenter.bsky.social · 28/10/2025
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Reposted by Belfer Center for Science and International Affairs
International Security @intsecurity.bsky.social · 28/10/2025
1) ***Announcement*** The new Fall 2025 issue is online! Read articles by Marc Trachtenberg, @aaronbateman.bsky.social, @ajmount.bsky.social, Dong Jung Kim, and @mikegoldfien.bsky.social direct.mit.edu/isec/issue @mitpress.bsky.social @belfercenter.bsky.social
direct.mit.edu
Volume 50 Issue 2 | International Security | MIT Press
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Belfer Center for Science and International Affairs @belfercenter.bsky.social · 22/10/2025
Read the piece in full: www.foreignaffairs.com/united-state...
foreignaffairs.com
The Return of the Energy Weapon
An old tool creating new dangers.
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Belfer Center for Science and International Affairs @belfercenter.bsky.social · 22/10/2025
📖 The energy weapon has returned - and it's changing the rules of global power. In a new Foreign Affairs article, Meghan O'Sullivan, Director of the Belfer Center, and co-author Jason Bordoff argue that the necessary policy responses could provide a powerful boost to the clean energy transition.
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Belfer Center for Science and International Affairs @belfercenter.bsky.social · 21/10/2025
Read about the fellowship opportunities available, and apply for the 2026-27 year, here: www.belfercenter.org/fellowships
belfercenter.org
Fellowships
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Belfer Center for Science and International Affairs @belfercenter.bsky.social · 21/10/2025
Belfer Center Fellowships are open for application through December 1, 2025. @mbudjeryn.bsky.social, Senior Researcher at MIT and Associate with the @managingtheatom.bsky.social, reflects on her time at Harvard Kennedy School as "life changing."
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Jacqueline L. Hazelton @drjlhazelton.bsky.social · 17/10/2025
New podcast from @intsecurity.bsky.social Nick Anderson and Daryl Press argue that the current U.S. approach for operating airpower to defend Taiwan risks catastrophic defeat. Hardened aircraft shelters may offer a way to blunt Chinese attacks. @belfercenter.bsky.social @mitpress.bsky.social
international-security.simplecast.com
8 – Airpower and the Sino-American Contest for Military Primacy in Asia | The International Security Podcast
Nicholas Anderson and Daryl Press argue that the current U.S. approach for operating airpower to defend Taiwan risks catastrophic defeat. They have created a new, unclassified, and transparent model t...
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Reposted by Belfer Center for Science and International Affairs
Matthew Bunn @matthew-bunn.bsky.social · 09/10/2025
Congratulations to former Managing the Atom Stanton Fellow Sébastien Phillippe, winner of a MacArthur Fellowship (the "genius grant")! Amazing work, from disarmament verification to remarkable work assessing past consequences of nuclear testing and potential consequences of nuclear war.
macfound.org
Sébastien Philippe
Exposing past harms and potential risks from building, testing, and storing launch-ready nuclear weapons.
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Belfer Center for Science and International Affairs @belfercenter.bsky.social · 01/10/2025
🚨Belfer Center Fellowship applications for the 2026-27 academic year are now open! Supporting academic & professional tracks, our fellowships are open to doctoral candidates, recent Ph.D. recipients, and practitioners from the public and private sectors. More info: www.belfercenter.org/fellowships
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Reposted by Belfer Center for Science and International Affairs
High North News @highnorthnews.bsky.social · 29/09/2025
"Just a year and a half ago, #Greenland's foreign policy strategy was basically one big invitation to the #US for cooperation. Then #Trump destroyed the trust and interest from Greenland," says Ulrik Pram Gad, Senior Researcher @diis.dk. #Arctic @fridtjofnanseninst.bsky.social
bit.ly
Denmark, Greenland and Iceland's Reactions To Trump
Oslo (High North News): "Just a year and a half ago, Greenland's foreign policy strategy was basically one big invitation to the US for cooperation. Then Trump destroyed the trust and interest from Gr...
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Reposted by Belfer Center for Science and International Affairs
François Diaz-Maurin @francoisdm.bsky.social · 25/09/2025
🚨 JUST IN: President Donald Trump has an opportunity to avoid the dangers of an unrestrained nuclear arms competition—something he has repeatedly warned about. Will he seize it? Latest by Matt Bunn (@matthew-bunn.bsky.social) in @thebulletin.org #nuclearweapons #nukesky #Trump #Putin #China
thebulletin.org
Putin just gave Trump the opportunity to maintain nuclear restraint. Will he seize it?
Extending New START will also give time for Trump to work with Russia and China on future arms control accords.
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Reposted by Belfer Center for Science and International Affairs
Matthew Bunn @matthew-bunn.bsky.social · 23/09/2025
Important WaPo story on the challenges of reprocessing, quoting me and others: www.washingtonpost.com/business/202...
washingtonpost.com
Trump’s nuclear ‘renaissance’ rests on risky plan for radioactive waste
The administration goes all-in on recycling spent fuel, despite a history of spectacular mishaps, including an unintentional atom bomb.
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Belfer Center for Science and International Affairs @belfercenter.bsky.social · 22/09/2025
🛰️What counts as a "novel space activity?" Why do these activities matter for industry and policy? And how does a new Executive Order, released by the White House in August, aim to close these regulatory gaps? Read a new Belfer Center explainer by space experts: www.belfercenter.org/research-ana...
belfercenter.org
Explainer: Novel Space Activities in the Executive Order on Enabling Competition in the Commercial Space Industry
Research and insight to improve policy and governance at local, national, and global levels.
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Belfer Center for Science and International Affairs @belfercenter.bsky.social · 22/09/2025
The bipartisan Task Force asks a critical question: How should the United States confront nuclear proliferation in the 21st century? Read the full report here: www.belfercenter.org/preventing-e...
belfercenter.org
Preventing an Era of Nuclear Anarchy: Nuclear Proliferation and American Security
This report summarizes the deliberations of the Task Force on Nuclear Proliferation and U.S. National Security, convened by Harvard’s Belfer Center for Science and International Affairs, the Carnegie ...
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Belfer Center for Science and International Affairs @belfercenter.bsky.social · 22/09/2025
New: The Task Force on Nuclear Proliferation and U.S. National Security today published its final report urging the U.S. to strengthen its strategy to prevent the spread of nuclear weapons and safeguard national security. Convened by the @carnegieendowment.org, @nti.org and the Belfer Center.
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Belfer Center for Science and International Affairs @belfercenter.bsky.social · 18/09/2025
💡New, by Rabia Akhtar, Associate of the Belfer Center's Managing the Atom Project - what does the Strategic Mutual Defense Agreement signed by Saudi Arabia and Pakistan yesterday actually mean for the global nuclear security landscape?
belfercenter.org
Beyond the Hype: Pakistan-Saudi Defense Pact Is Not a Saudi Nuclear Umbrella
Rabia Akhtar, Associate with Managing the Atom, writes about the Strategic Mutual Defense Agreement signed by Saudi Arabia and Pakistan in Riyadh, September 2025.
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Belfer Center for Science and International Affairs @belfercenter.bsky.social · 17/09/2025
@ivodaalder.bsky.social, former U.S. Ambassador to NATO (2009–2013), former President and CEO of the Chicago Council on Global Affairs, and host of the World Review podcast, brings distinguished diplomatic leadership, policy acumen, and institutional insight to the Belfer Center.
belfercenter.org
Ivo H. Daalder Joins the Belfer Center for Science and International Affairs as Senior Fellow
The Belfer Center is pleased to announce that Ambassador Ivo H. Daalder, former U.S. Ambassador to NATO and President and CEO of the Chicago Council on Global Affairs, has joined the Center as a Senio...
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Belfer Center for Science and International Affairs @belfercenter.bsky.social · 17/09/2025
The Belfer Center for Science and International Affairs at Harvard Kennedy School is pleased to announce that Ambassador Ivo Daalder has joined the Center as a Senior Fellow.
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Dr. Syra Madad, DHSc @drsyramadad.bsky.social · 09/09/2025
Public Health in Peril: Why Recent CDC Resignations Matter to Us All www.belfercenter.org/research-ana...
belfercenter.org
Public Health in Peril: Why Recent CDC Resignations Matter to Us All
Syra Madad writes that the departure of five top officials at the Centers for Disease Control and Prevention (CDC) is a seismic blow to public health credibility, and a rebuke of political interferenc...
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Belfer Center for Science and International Affairs @belfercenter.bsky.social · 02/09/2025
Political anxieties have piled up and put an end to an era of public optimism, writes International Relations Professor @stephenwalt.bsky.social for @foreignpolicy.com.
foreignpolicy.com
How Fear Killed Liberalism
Political anxieties have piled up and put an end to an era of public optimism.
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Reposted by Belfer Center for Science and International Affairs
Bulletin of the Atomic Scientists @thebulletin.org · 28/08/2025
The World Bank has ended its ban on funding nuclear energy projects. Marina Lorenzini of @belfercenter.bsky.social writes on what to expect next. ⬇️
thebulletin.org
The World Bank can now fund nuclear energy projects: Here’s what’s next
After ending its ban on funding nuclear energy projects, the World Bank will infuse nuclear expertise into its teams of economists and country experts.
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Jacqueline L. Hazelton @drjlhazelton.bsky.social · 23/08/2025
Read this great new piece on China in International Security! direct.mit.edu/isec/article... @daveckang.bsky.social @belfercenter.bsky.social @mitpress.bsky.social @intsecurity.bsky.social
direct.mit.edu
What Does China Want?
Abstract. The conventional wisdom is that China is a rising hegemon eager to replace the United States, dominate international institutions, and re-create the liberal international order in its own im...
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Belfer Center for Science and International Affairs @belfercenter.bsky.social · 18/08/2025
Read the article in full here: direct.mit.edu/isec/article... Thanks to @mitpress.bsky.social for the open access, from Monday 18 August through Sunday 24 August.
direct.mit.edu
Social Cohesion and Community Displacement in Armed Conflict
Abstract. What are the origins of conflict-related population displacement? Why do some communities in conflict zones suffer mass casualties while others evade conflict violence? Whether civilians mig...
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Belfer Center for Science and International Affairs @belfercenter.bsky.social · 18/08/2025
The essay by Daniel Arnon, Richard J. McAlexander, and Michael Rubin is free in celebration of its dual award wins: - International Studies Association’s Ethnicity, Nationalism, and Migration section, 2025, and - American Political Science Association’s Middle East and North Africa section, 2024.
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Belfer Center for Science and International Affairs @belfercenter.bsky.social · 18/08/2025
🚨 New: Open access for one week only: Social Cohesion and Community Displacement in Armed Conflict, an award-winning article published by the International Security Journal.
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Polar Observer @polarobs.bsky.social · 06/08/2025
Explainer: The Northwest Passage’s Shipping Potential, Legal Status, and What’s at Stake #Arctic via @belfercenter.bsky.social www.belfercenter.org/research-ana...
belfercenter.org
Explainer: The Northwest Passage’s Shipping Potential, Legal Status, and What’s at Stake
With climate change accelerating and global interest in transiting the Passage rising, the unresolved debate over the Northwest Passage's legal status could have geopolitical implications for North Am...
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Land and Climate Review @landclimate.bsky.social · 08/08/2025
As attacks on the National Climate Assessments continue, read analysis from Obama's former Science Advisor John Holdren @woodwellclimate.bsky.social @belfercenter.bsky.social : “Trump has no right to terminate NCAs without consulting Congress... This information is essential.." bit.ly/47rrUy6
bit.ly
Trump will leave climate science in smoking ruins – and the economy will suffer for it  - Land and Climate Review
Donald Trump is dismantling all sources of independent opinion in the United States to increase the power of the presidency, says John Holdren, former Presidential Science Advisor to Barack Obama.
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