Stephanie Wehner
Also known as Stephanie Dorothea Christine Wehner
Stephanie Wehner is Antoni van Leeuwenhoek Professor in quantum information at QuTech, Delft University of Technology, and director of the European Quantum Internet Alliance. Computer science study at the University of Amsterdam and security work for XS4ALL preceded a 2008 doctorate in quantum cryptography at CWI and her introduction of the noisy-storage model. Caltech postdoctoral work with John Preskill was followed by faculty years at the National University of Singapore from 2010 to 2014, first as assistant professor and then as associate professor, and by a 2010 Science paper with Jonathan Oppenheim on uncertainty and non-locality. In 2017 she co-founded the Quantum Internet Alliance, and in 2018 she, Elkouss and Hanson published Quantum Internet: A vision for the road ahead in Science. She received the Ammodo Science Award in 2019, was elected to the Royal Netherlands Academy of Arts and Sciences in 2022, and won the Körber European Science Prize in 2025, when the operating system QNodeOS was published.
- Now at
- Delft University of Technology and European Quantum Internet Alliance
- Works
- 341
- Citations
- 19,763
- h-index
- 60
Publication numbers from OpenAlex, as of 17 October 2026.
Timeline
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1977–2008
From hacking to a doctorate
Born in Würzburg in 1977, she works for the Dutch internet provider XS4ALL before computer science study at the University of Amsterdam, and during that study she works as an ethical hacker for ITSX. In 2008 she receives a doctorate in quantum cryptography from CWI. Harry Buhrman advises the thesis Cryptography in a Quantum World.
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2008–2010
Noisy storage at Caltech
In 2008 she introduces the noisy-storage model in quantum cryptography. She works as a postdoctoral researcher with John Preskill at Caltech and joins the National University of Singapore in 2010.
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2010–2014
A group in Singapore
From 2010 to 2014 she is an assistant professor and later an associate professor of computer science at the National University of Singapore, and a principal investigator at the Centre for Quantum Technologies. In 2010 she and Jonathan Oppenheim show in Science that the uncertainty principle limits non-locality in quantum mechanics. In 2011 she is one of the initiators of QCRYPT, which becomes the largest conference on quantum cryptography.
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2014–2016
Professor at QuTech
In 2014 she starts as associate professor at QuTech, Delft University of Technology. A 2015 Nature paper she co-authors reports a loophole-free Bell inequality violation using electron spins separated by 1.3 kilometres. In 2016 she becomes Antoni van Leeuwenhoek professor at Delft.
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2017–2018
A quantum internet roadmap
In 2017 she co-founds the Quantum Internet Alliance to build a prototype quantum internet and serves as its director. With Elkouss and Hanson, she publishes Quantum Internet: A vision for the road ahead in Science in 2018.
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2019–2022
Ammodo award and KNAW
The Ammodo Science Award comes in 2019. In 2022 the Royal Netherlands Academy of Arts and Sciences elects her as a member.
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2025
QNodeOS and a Körber Prize
In 2025 she receives the Körber European Science Prize, a €1 million award for quantum internet research. QNodeOS, the first operating system designed for quantum networks, is published in Nature in 2025, and she leads the study.
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As of October 2026
Professor and alliance director
She is Antoni van Leeuwenhoek Professor in quantum information at Delft University of Technology and QuTech, and director of the European Quantum Internet Alliance.
Sources and credits
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- 'Even hacking gets boring eventually' - Delta
- Quantum internet pioneer Stephanie Wehner awarded the Körber Prize - Quantum Internet Alliance
- Stephanie Wehner - Wikipedia
- Stephanie Wehner wins Ammodo Science Award 2019 - QuTech
- Stephanie Wehner new member of Royal Netherlands Academy of Arts and Sciences - QuTech
- QIA researchers create first Operating System for Quantum Networks | EurekAlert!
- Stephanie Wehner: Pioneering the quantum internet • Körber-Stiftung
- Stephanie Wehner - QuTech
- A scientist’s opinion: interview with Prof. Stephanie Wehner on the quantum internet