BSc in Industrial Chemistry in 2000 from Federal University of Maranhão (Brazil). PhD in Science (Analytical Chemistry) in 2005 from Federal University of São Carlos (Brazil). During 2005-2007, he was a postdoc researcher at Federal University of São Carlos. Two stays as visiting researcher, one at Universitat Autònoma de Barcelona in 2007 and one at the University of Lincoln in 2019-2020. Joined the Federal University of Paraíba in 2008, where he was Deputy Dean for Research in 2016-2018. He has participated in 22 competitive research projects, leading twelve of them, and has supervised thirteen graduate students (MSc and PhD) and two postdoctoral researchers. He has taught regular and short-term courses dealing with general and advanced analytical chemistry, electroanalysis, and chemometrics at both undergraduate and graduate levels. His mains interests and research contributions are in the following subjects: electroanalysis, chemometrics, chemical sensors, analytical instrumentation, and analytical spectrometry.