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{{Infobox person
| name          = James Ladyman
| image         =
| caption       =
| birth_date    =
| birth_place   =
| nationality   = British
| occupation    = Philosopher of science, academic
| alma_mater    =
| employer      = University of Bristol
| notable_works = Work on Structural Realism, Ontic Structural Realism
}}

'''James Ladyman''' is a British philosopher of science and Professor of Philosophy at the University of Bristol.<ref>{{Cite web|title=Professor James Ladyman - Our People|url=[https://www.bristol.ac.uk/people|website=www.bristol.ac.uk|access-date=2025-11-30|language=en}}](https://www.bristol.ac.uk/people|website=www.bristol.ac.uk|access-date=2025-11-30|language=en}})</ref> He is currently an Associate Editor of Elsevier's ''Studies in History and Philosophy of Science''<ref>{{Cite web|title=Editorial board - Studies in History and Philosophy of Science {{!}} ScienceDirect.com by Elsevier|url=[https://www.sciencedirect.com/journal/studies-in-history-and-philosophy-of-science/about/editorial-board|website=www.sciencedirect.com|access-date=2025-11-30}}](https://www.sciencedirect.com/journal/studies-in-history-and-philosophy-of-science/about/editorial-board|website=www.sciencedirect.com|access-date=2025-11-30}})</ref>, having previously served as Editor-in-Chief of ''Studies in History and Philosophy of Science Part B: Studies in History and Philosophy of Modern Physics'' until the journal was retired in 2021.<ref>{{Cite web|title=Studies in History and Philosophy of Science Part B: Studies in History and Philosophy of Modern Physics {{!}} Journal {{!}} ScienceDirect.com by Elsevier|url=[https://www.sciencedirect.com/journal/studies-in-history-and-philosophy-of-science-part-b-studies-in-history-and-philosophy-of-modern-physics|website=www.sciencedirect.com|access-date=2025-11-30|language=en-us}}](https://www.sciencedirect.com/journal/studies-in-history-and-philosophy-of-science-part-b-studies-in-history-and-philosophy-of-modern-physics|website=www.sciencedirect.com|access-date=2025-11-30|language=en-us}})</ref>

== Early life and education ==
Details of Ladyman's early life and education are not widely published. He has built his career in philosophy of science with a focus on the relationship between scientific theories and the structure of reality.

== Career ==
Ladyman has served as President of the British Society for the Philosophy of Science.<ref>{{Cite web|title=BSPS Committee|url=[https://www.thebsps.org/about/committee/|website=BSPS|access-date=2025-11-30|language=en-GB}}](https://www.thebsps.org/about/committee/|website=BSPS|access-date=2025-11-30|language=en-GB}})</ref> He is recognized for his work on Structural Realism in the philosophy of science, particularly Ontic Structural Realism.<ref>{{Citation|edition=Summer 2023|title=Structural Realism|url=[https://plato.stanford.edu/archives/sum2023/entries/structural-realism/|publisher=Metaphysics](https://plato.stanford.edu/archives/sum2023/entries/structural-realism/|publisher=Metaphysics) Research Lab, Stanford University|work=The Stanford Encyclopedia of Philosophy|date=2023|access-date=2025-11-30|first=James|last=Ladyman|editor-first=Edward N.|editor-last=Zalta|editor2-first=Uri|editor2-last=Nodelman}}</ref>

He has collaborated with practicing scientists, including physicists John Rarity and Jonte R Hance, on research exploring the interpretation of quantum mechanics and the relationship between knowledge and reality.<ref>{{Cite journal|title=Weak values and the past of a quantum particle|url=[https://journals.aps.org/prresearch/abstract/10.1103/PhysRevResearch.5.023048|journal=Physical](https://journals.aps.org/prresearch/abstract/10.1103/PhysRevResearch.5.023048|journal=Physical) Review Research|date=2023-04-21|issn=2643-1564|volume=5|issue=2|doi=10.1103/physrevresearch.5.023048|archive-url=[http://web.archive.org/web/20240705022326/https://journals.aps.org/prresearch/abstract/10.1103/PhysRevResearch.5.023048|archive-date=2024-07-05|language=en-US|first=Jonte](http://web.archive.org/web/20240705022326/https://journals.aps.org/prresearch/abstract/10.1103/PhysRevResearch.5.023048|archive-date=2024-07-05|language=en-US|first=Jonte) R.|last=Hance|first2=John|last2=Rarity|first3=James|last3=Ladyman}}</ref><ref>{{Cite journal|title=Could wavefunctions simultaneously represent knowledge and reality?|url=[https://doi.org/10.1007/s40509-022-00271-3|journal=Quantum](https://doi.org/10.1007/s40509-022-00271-3|journal=Quantum) Studies: Mathematics and Foundations|date=2022-08-01|issn=2196-5617|pages=333–341|volume=9|issue=3|doi=10.1007/s40509-022-00271-3|language=en|first=Jonte R.|last=Hance|first2=John|last2=Rarity|first3=James|last3=Ladyman}}</ref>

== Teaching and professional activities ==
Ladyman teaches philosophy of science at the University of Bristol, mentoring graduate and undergraduate students. He also contributes to academic editorial work and serves on advisory committees for research in philosophy and science.

== References ==
{{reflist}}