Peer-reviewed papers, book chapters, and grey literature. For the full CV, see the contact page.
review
Coupling of climate change and extinctions drive taxonomic homogenization in deep time
Al Aswad, J., Bazzi, M., Penn, J., Monarrez, P.M., Deutsch, C., and Payne, J.
Proceedings of the Royal Society B, in review. Testing every geologic age across the Phanerozoic: only the coupling of intense climate change and biodiversity loss consistently produces global homogenization.
prep
Bivalves from the Lower Triassic of central Saudi Arabia
Al Aswad, J., Hautmann, M., Singh, P., Ferrill, N.L., Al-Ramadan, K., Lehrmann, D.J., Morsilli, M.D., Koeshidayatullah, A.I., Payne, J.L.
First systematic treatment of bivalve assemblages from the Lower Triassic of central Saudi Arabia, built from my fieldwork in the Kingdom.
2025
Physiology and climate change explain unusually high similarity across marine communities after end-Permian mass extinction
Al Aswad, J., Penn, J., Bazzi, M., Monarrez, P.M., Deutsch, C., and Payne, J.
Science Advances, March 2025. Physiological tolerances to temperature and oxygen explain why end-Permian survivors expanded globally, driving "The Great Dulling."
Extinction threatens to cause morphological and ecological homogenization in sharks
Bazzi, M., Lloyd, W.L., Ebersole, J., Sternes, P., Al Aswad, J., and Payne, J.
Science Advances, October 2025. Ongoing shark extinctions risk erasing the functional and morphological diversity that took millions of years to evolve.
Tester, J., Beyers, S., Gustafson, J.O., Jordan, T.E., Smith, J.D., Al Aswad, J.A. et al.
World Geothermal Congress 2020; GRC Transactions 2018. Early-career work on the feasibility and geology of deep geothermal energy at Cornell University.
Want the complete list? The full CV is on the contact page, or reach out directly.