I am K.A.T.M. Ehsanul Huq, a doctoral student at Hiroshima University, Japan. I completed my Master’s degree from Uppsala University, Sweden, received a diploma from the Swiss Tropical and Public Health Institute, Switzerland, and a Medical graduation from Bangladesh. I worked at the International Centre for Diarrhoeal Disease Research, Bangladesh (icddr,b), in different clinical studies, especially vaccine trials, bioequivalence studies, and drug development. My main focus is infectious diseases.