Author

Ryan Isdonas

University of Chicago

Listed by name: these papers carry no ORCID for this author, so different people with the same name may be mixed together.

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Evolutionary Biology· 1

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Research Focus:chromatin & epigenetic regulation· 1 Research Focus:development & morphogenesis· 1 Research Focus:ecology & biodiversity· 1 Organism:multiple species· 1 Approach:statistical model· 1

Frequent Co-Authors

Andrew B. GeorgeiD· 1 shared Linnea L. LungstromiD· 1 shared Mark W. WestneatiD· 1 shared Mireille FarjoiD· 1 shared

Activity by Year

2026-2026 · peak 1/yr

Co-Author Collaboration Network

4 top collaborators · 6 mutual co-author links

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1 shared paperEvolutionary Biology

Andrew B. GeorgeORCID

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1 paper

Recent·Most cited

Phylogenetics, trait covariance analysis, and the evolution of fin and body shape in the surgeonfishes

Linnea L. Lungstrom, Mireille Farjo, Ryan Isdonas, Andrew B. George, Mark W. Westneat

The paper introduces a novel Pagels λ adjustment to model phylogenetic signal in trait covariance analysis, revealing ecological associations and evolutionary shape covariation in surgeonfishes.

Evolution · May 9, 2026Peer-reviewedEvolutionary Biology