Who are the researchers? For each researcher determine: What is his/her academic pedigree What is his/her professional affiliation? What are his/her major research interests? Have he/she written other papers on this subject? What is his/her relationship to the other authors Is there anything else notable in their biography? Xiao, S. and A. H. Knoll, Phosphatized animal embryos from the Neoproterozoic Doushantuo Formation in Weng’an, Guizhou, South China. Journal of Paleontology, 74(5): 767–788, 2000. Researcher: Shuhai Xiao (all information from his professional website and related documents at: http://www.geol.vt.edu/profs/xiao/ ) Academic Pedigree: Beijing University, B.S., 1988, Beijing University, M.S., 1991, Harvard University, A. M., 1996, Harvard University, Ph.D., 1998 Professional Affiliation: Tulane University, moving to Virginia Tech Major research interests: “Precambrian Geobiology; Early Animal History; Proterozoic Algal Fossils; Lagerstätten; Taphonomy” Other papers by this author on the subject of Proterozoic embryos: Xiao, S., Y. Zhang, and A. H. Knoll. 1998. Three-dimensional preservation of algae and animal embryos in a Neoproterozoic phosphorite. Nature. 391: 553-558. Xiao, S. and A. H. Knoll. 2000. Cellular preservation in the Neoproterozoic Doushantuo Lagerstatte, South China. Lethaia, 32: 219-240 Xiao, S. 2002. Mitotic topologies and mechanics of Neoproterozoic algae and animal embryos. Paleobiology, 28(2):244-250. Relationship to other authors: Colleagues from Harvard University Other notable achievements: NASA Mars Exploration Payload Assessment Group (MEPAG), Astrobiology Science Steering Group Member; Best Paper Award: Journal of Paleontology (2001); hundreds of thousands of dollars in research grants.