The city's top infectious diseases expert Zhang Wenhong was among five people presented with the 13th Shanghai Popular Science Award at a ceremony at the Shanghai Science Hall on Wednesday. The biennial award initiated in 1995 honors those making great contributions to the popularization of science, including doctors, researchers, officials and reporters. This year’s award winners are Zhang from Huashan Hospital, Wang Tao from Shanghai East Hospital, Xin Ge from Shanghai Science and Technology Museum, Liu Yibing from Shanghai Media Group and Zhang Wenjun from the Chinese Academy of Sciences Shanghai branch.