French physicist and media star loses doctorate after plagiarism investigation
science.org
June 17, 2026
3 min read
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52/100
Summary
Étienne Klein, a prominent French physicist and science communicator, has lost his doctorate after a 20-month investigation revealed plagiarism in his Ph.D. thesis. Klein has faced plagiarism accusations in his popular science writing since 2016.
Key Takeaways
- Étienne Klein lost his doctorate after a university investigation found evidence of plagiarism in his Ph.D. thesis, with plagiarism detected on nearly two-thirds of its pages.
- Klein has faced plagiarism accusations in his popular science writing since 2016, and he previously lost his position as president of the Institute for Advanced Studies for Science and Technology in 2017 due to similar allegations.
- Despite the plagiarism findings, Klein continued his career in science communication, publishing over a dozen books and hosting a radio show, until the recent revocation of his doctorate.
- The university has not publicly confirmed the investigation's findings, citing legal restrictions on commenting about individual cases.
Community Sentiment
Positives
- The discussion highlights the evolving nature of plagiarism in the context of LLMs, suggesting a need for academic standards to adapt to new technologies.
Concerns
- The case raises serious concerns about the integrity of academic work, as plagiarizing from one's own thesis committee reflects a troubling disregard for ethical research practices.
- The reliance on LLMs for paraphrasing could undermine the value of original thought in academia, leading to a potential crisis in research credibility.
- Comments suggest that the university's thesis committee failed in their responsibilities, casting doubt on the validity of other PhDs awarded by the institution.