Congratulations to Prof. Chou Pesus for being selected as the world’s top 2% scientists in 2020. An update of the list was published by Stanford University on 20^th October, 2021. The world’s top 2% scientists are selected out of 8 million scientists based on citations, h-index, co-authorship adjusted hm-index, as well as other composite indicators. In the 2020 ranking, the entrants belong to a total of 165 countries, and Taiwan ranks 20^th. Taiwanese entrants are affiliated with 99 universities, and National Yang Ming Chiao Tung University ranks third. There are 76 entrants in National Yang Ming Chiao Tung University, and Prof. Pesus Chou is one of them! Congratulations to all the outstanding scholars.