Committee of Concerned Scientists

An international non-profit organization of scientists, physicians, engineers and scholars dedicated to protecting the human rights and scientific freedom of our colleagues around the world.

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Our Work

Appeal for Release of Nobel Laurate Ales Bialiatski

October 1, 2025

Dr. Bialiatski is a scholar of Belarusian literature and a human rights advocate. He was subjected to politically motivated charges that led to his ten-year prison sentence in 2023. Conditions of his detention are harsh even though the recently underwent ... Continue Reading>>

Filed Under: Belarus, CCS Cases Tagged With: Ales Bialiatski

Dr. Ahmadreza Djalali, Swedish-Iranian Physician, Returned to Evin Prison in Tehran

September 29, 2025

VUB professor held in Iran is still alive, says family Read more on The Brussels Times ... Continue Reading>>

Filed Under: CCS Cases, Iran Tagged With: Ahmadreza Djalali

Missing Young Scholar Thought to be Imprisoned in China

September 15, 2025

Feng Siyu, a once celebrated academic in China, was arrested in 2018 possibly for her studies into Uyghur culture. Her whereabouts are unknown, reflecting a pattern of disappearances of academics, especially those relating to Xinjiang. Such actions constitute a violation of human rights. We urge the Chinese government to free her or at the very least to establish her location and health ... Continue Reading>>

Filed Under: CCS Cases, China Tagged With: Feng Siyu

Update: Russian-Israeli Princeton Student Released from Iraq

September 10, 2025

https://www.nytimes.com/2025/09/09/world/middleeast/elizabeth-tsurkov-hostage-released-iraq.html ... Continue Reading>>

Filed Under: CCS Cases, Iraq Tagged With: Elizabeth Tsurkov

Nobel Laureate and CCS Honorary Board Member David Baltimore Dies at 87

September 10, 2025

https://www.nytimes.com/2025/09/07/science/david-baltimore-dead.html?smid=nytcore-ios-share&referringSource=articleShare ... Continue Reading>>

Filed Under: CCS Board, CCS Cases

Urgent Appeal to Prevent the Imminent Execution of Student Ehsan Faridi

September 3, 2025

... Continue Reading>>

Filed Under: CCS Cases, Iran Tagged With: Ehsan Faridi

Indian professor arrested for his posts on social media

July 18, 2025

Professor Ali Khan Mahmudabad posted letters and other musings on social media, which were at once patriotic towards India, but also warned against the ethical implications of unwarranted violence towards innocents. Read more on: newyorktimes.com thewire.in nationalheraldindia.com ... Continue Reading>>

Filed Under: CCS Cases, India Tagged With: Ali Khan Mahmudabad

PhD student at Charles University in Prague Sentenced to 15 Years in Prison in Azerbaijan for Alleged Treason Despite No Evidence

July 16, 2025

Mr. Bahruz Samadov is a PhD student at the Charles University in Prague. The Baku Grave Crimes Court has sentenced Azerbaijani researcher, peace activist, and OC Media contributor Bahruz Samadov to 15 years in prison on charges of treason.....Read more on OC Media Scholars at Risk sent the below letter to Azerbaijani authorities, urging them to secure the immediate release of Mr. Bahruz ... Continue Reading>>

Filed Under: Azerbaijan, CCS Cases Tagged With: Bahruz Samadov

Chinese Human Rights Lawyer Receives 11-Month Prison Sentence

July 15, 2025

Lu, who was arrested in Laos, was charged with “illegally crossing the border” in a closed trial held in southwestern China. Read more on Radio Free asia ... Continue Reading>>

Filed Under: CCS Cases, China Tagged With: Lu Siwei

Update: Letter from Dr. Ahmadreza Djalali’s wife, Vida Mehrannia, to Swedish Prime Minister Ulf Kristersson

June 27, 2025

Powered By EmbedPress ... Continue Reading>>

Filed Under: CCS Cases

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