Dr. Motoyoshi Kobayashi is an associate professor at the Institute of Life and Environmental Sciences, University of Tsukuba. Dr. Kobayashi studied at the College of Agro-biological Resource Sciences, Second Cluster of Colleges, University of Tsukuba (1991-04–1995-03) and the Graduate School of Agriculture, Agricultural and Forest Engineering, University of Tsukuba (1995-04–2000-03). Then, Dr. Kobayashi completed a JSPS Postdoctoral Research Fellowship at the University of Tokyo (2000-04–2003-03) and a JSPS Postdoctoral Fellowship for Research Abroad at the University of Geneva (2003-04–2005-03). Subsequently, Dr. Kobayashi was assigned the position of Associate Professor at the Faculty of Agriculture, Iwate University (2005-04–2011-03) and Graduate School of Life & Environmental Sciences, University of Tsukuba (2011-04–2011-09). His research keywords are colloid, flocculation and dispersion, electrokinetic phenomena, transport phenomena, soil, and water environment.