Celia Ghedini Ralha was an associate professor at the Computer Science Department, University of Brasília (UnB) from 2002 to 2017, responsible for the Information Systems discipline in the undergraduate courses and multi-agent systems in the graduate course. Celia has experience in Computer Science with a research interest in the treatment of information and knowledge, being the leader of the Brazilian National Council for Scientific and Technological Development CNPq research group called InfoKnow - Computer Systems for Information and Knowledge Treatment. Celia has received a research productivity grant from CNPq since 2015. Celia is a visiting professor at the Computer Institute of the Federal University of Bahia (UFBA) period Aug 2024-2025.