Agouron Institute Fellow, University of Chicago


Research Focus:

Molecular Paleobiology, Origin of Life


Trimble & Barr Postdoctoral Fellow in Geobiology (Caltech)

PhD. Earth & Planetary Sciences (Yale University)

M. Phil. Geology & Geophysics (Yale University)

M.Sc. Organismic & Evolutionary Biology (University of Bonn, Germany)

B.Sc. Geosciences (University of Bonn, Germany)

Selected Publications

Full publications list on personal website.

Wiemann, J., Menendez, I., Crawford, J.M., Fabbri, M., Gauthier, J.A., Hull, P.M., Norell, M.A., and Briggs, D.E.G. 2022. Fossil biomolecules reveal an avian metabolism in the ancestral dinosaur. Nature,10.1038/s41586-022-04770-6.

Wiemann, J. and Briggs, D.E.G. 2022. Raman spectroscopy is a powerful tool in a range of paleobiological applications. Invited contribution, Bioessays, 10.1002/bies.202100070.

Wiemann, J., Crawford, J.M., and Briggs, D.E.G., 2020. Phylogenetic and physiological signals in metazoan fossil biomolecules. Science Advances, 10.1126/sciadv.aba6883.

Norell, M. A., Wiemann, J., Fabbri, M., Yu, C., Marsicano, C., Pol, D., Moore-Nall, A., Varricchio, D. J., and Zelenitsky, D., 2020. The first dinosaur egg was soft. Nature.