Ph.D., University of North Carolina - Chapel Hill 1996
B.A., Swarthmore College 1988
Speiser, D. I., D. Eernisse, and S. Johnsen. “Chitons eye have calcitic lenses and provide spatial vision.” Current Biology 21 (2011): 665–70.
Speiser, D. I., E. R. Loew, and S. Johnsen. “Spectral sensitivity of the concave mirror eyes of scallops: The influence of habitat and longitudinal chromatic aberration.” Journal of Experimental Biology 214 (2011): 422–31.
Jaffe, J. S., F. Simonet, B. Laxton, P. L. D. Roberts, S. Zylinski, S. Johnsen, and A. M. Sweeney. “Omni-Cam and the Sub Sea Holodeck: Systems for recording in-situ radiance and simulating underwater optical environments in the lab.” Marine Technology Society Journal, 2011.
Tedore, C. A., and S. Johnsen. “The function of male-male threat displays in the jumping spider Lyssomanes viridis.” Behavioural Processes (Online for Now), 2011.
Costello, M Joseph, Sönke Johnsen, Sangeetha Metlapally, Kurt O. Gilliland, Lesley Frame, and Dorairajan Balasubramanian. “Multilamellar spherical particles as potential sources of excessive light scattering in human age-related nuclear cataracts.” Exp Eye Res 91, no. 6 (December 2010): 881–89. https://doi.org/10.1016/j.exer.2010.09.013. Full Text
Yerramilli, D., and S. Johnsen. “Spatial vision in the purple sea urchin Strongylocentrotus purpuratus (Echinoidea).” The Journal of Experimental Biology 213, no. 2 (January 2010): 249–55. https://doi.org/10.1242/jeb.033159. Full Text Open Access Copy
Baldwin, Jamie, and Sönke Johnsen. “The importance of color in mate choice of the blue crab Callinectes sapidus.” The Journal of Experimental Biology 212, no. Pt 22 (November 2009): 3762–68. https://doi.org/10.1242/jeb.028027. Full Text
Marlow, H., D. I. Speiser, D. Matus, S. Johnsen, E. C. Seaver, and M. Q. Martindale. “The evolution of a complex trait: Photoreception in the Metazoa.” Nature, 2009.
Speiser, D. I., and S. Johnsen. “Comparative morphology of the concave mirror eyes of scallops (Pectinoidea).” American Malacological Bulletin 26, no. 1–2 (December 29, 2008): 27–33. https://doi.org/10.4003/006.026.0204. Full Text