Aldridge, Richard

Hou Xian-guang is a Professor at Yunnan University, Kunming, where he is Director of the Research Center for Chengjiang Biota. Previously he was a Professor at the Palaeontological Institute, Chinese Academy of Sciences, Nanjing. He discovered the Chengjiang biota and has studied it for 20 years.

Richard Aldridge is FW Bennett Professor of Geology at the University of Leicester. He specializes in early vertebrates, particularly the extinct conodonts, and also works on a range of exceptionally preserved fossils. He is President of the International Palaeontological Association.
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