Barend Mons is a molecular biologist who turned to bioinformatics in 2000 after a decade of research on the genetic differentiation of malaria parasites, and five years of science management at the Research Directorate of the European Commission and the Netherlands Organisation of Scientific Research. He is the initiator of WikiProfessional and an inventor of the Knowlet technology. In 2008 he was one of the driving forces behind the Concept Web Alliance.
As of 2010 he is a Scientific Director of the Netherlands Bioinformatics Centre (NBIC), whilst retaining his academic affiliations with Leiden University Medical Centre and Erasmus Medical Centre.
In 2012 Barend has been appointed as professor in Biosemantics at the Leiden University Medical Center. The chair is established by the Netherlands Bioinformatics Centre (NBIC).