Yu Yang is a Professor at the Department of Chemistry, East Carolina University. He received his B.S. and M.S. from the Changchun Institute of Geology (merged with Jilin University) in 1982 and 1986, respectively, and earned his Ph.D. at Johannes Gutenberg University of Mainz in 1993. He was a Research Associate/Postdoctoral Fellow at the Energy and Environmental Research Center (1993–1997). His current research interests include Pharmaceutical analysis; Green chemistry; Analytical chemistry; Environmental chemistry; Subcritical water oxidation; Subcritical water extraction and chromatography; Supercritical fluid extraction and chromatography; Gas chromatography and liquid chromatography; and Separation and analysis of species from environmental and herbal matrices.