Tom Stewart

Assistant Professor of Biology

219 Mueller Lab
University Park, PA
tomstewart@psu.edu

Research Summary

Evolutionary and developmental approaches to ask: how does morphological novelty evolve, and what are the causes of major evolutionary transitions?

Huck Affiliations

Molecular, Cellular, and Integrative Biosciences

Publication Tags

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Vertebrates Extremities Skeleton Food Fins Birds Sapajus Tandem Repeat Sequences Mastication Food Processing Galectins Limb Developmental Skin Vertebrate Physics Tetrapod Limbs (Animal) Bone And Bones Phylogeny Fish Food Handling Bone Shift Mouth

Most Recent Publications

The axial skeleton of Tiktaalik roseae

Thomas Stewart, Justin Lemberg, Emily Hilan, Isaac Magallanes, Edward Daeschler, Neil Shubin, Proceedings of the National Academy of Sciences, USA

The origin of blinking in both mudskippers and tetrapods is linked to life on land

Brett R. Aiello, M. Saad Bhamla, Jeff Gau, John G.L. Morris, Kenji Bomar, Shashwati da Cunha, Harrison Fu, Julia Laws, Hajime Minoguchi, Manognya Sripathi, Kendra Washington, Gabriella Wong, Neil H. Shubin, Simon Sponberg, Thomas A. Stewart, 2023, Proceedings of the National Academy of Sciences of the United States of America

A new elpistostegalian from the Late Devonian of the Canadian Arctic

Thomas A. Stewart, Justin B. Lemberg, Ailis Daly, Edward B. Daeschler, Neil H. Shubin, 2022, Nature on p. 563-568

Fin ray patterns at the fin-to-limb transition

Thomas A. Stewart, Justin B. Lemberg, Natalia K. Taft, Ihna Yoo, Edward B. Daeschler, Neil H. Shubin, 2020, Proceedings of the National Academy of Sciences of the United States of America on p. 1612-1620

Adipose fin development and its relation to the evolutionary origins of median fins

Thomas A. Stewart, Melvin M. Bonilla, Robert K. Ho, Melina E. Hale, 2019, Scientific Reports

Evidence against tetrapod-wide digit identities and for a limited frame shift in bird wings

Thomas A. Stewart, Cong Liang, Justin L. Cotney, James P. Noonan, Thomas J. Sanger, Günter P. Wagner, 2019, Nature Communications

Perspectives on integrating genetic and physical explanations of evolution and development: An introduction to the symposium

Alan C. Love, Thomas A. Stewart, Gunter P. Wagner, Stuart A. Newman, 2017, Integrative and Comparative Biology on p. 1258-1268

The evolutionary origin of digit patterning

Thomas A. Stewart, Ramray Bhat, Stuart A. Newman, 2017, EvoDevo

In vivo bone strain in the mandibular corpus of Sapajus during a range of oral food processing behaviors

Callum F. Ross, Jose Iriarte-Diaz, David A. Reed, Thomas A. Stewart, Andrea B. Taylor, 2016, Journal of Human Evolution on p. 36-65

Deep phylogenomics of a tandem-repeat galectin regulating appendicular skeletal pattern formation

Ramray Bhat, Mahul Chakraborty, Tilmann Glimm, Thomas A. Stewart, Stuart A. Newman, 2016, BMC Evolutionary Biology

Most-Cited Papers

In vivo bone strain in the mandibular corpus of Sapajus during a range of oral food processing behaviors

Callum F. Ross, Jose Iriarte-Diaz, David A. Reed, Thomas A. Stewart, Andrea B. Taylor, 2016, Journal of Human Evolution on p. 36-65

The origins of adipose fins: An analysis of homoplasy and the serial homology of vertebrate appendages

Thomas A. Stewart, W. Leo Smith, Michael I. Coates, 2014, Proceedings of the Royal Society B: Biological Sciences

Mechanosensation in an adipose fin

Brett R. Aiello, Thomas A. Stewart, Melina E. Hale, 2016, Proceedings of the Royal Society B: Biological Sciences