I am Bachelor of Geology from the Federal University of Paraná, Brazil (1989), Master of Organic Petrography and Geochemistry (Federal University of Rio Grande do Sul, Brazil, 1993) and PhD in Organic Facies and Geochemistry (Federal University of Rio Grande do Sul, Brazil, 1999). I am Full Professor of the Geology Department of the Federal University of Rio de Janeiro (UFRJ) and coordinator of the Palynofacies and Organic Facies (LAFO) and Petroleum and Environmental Geochemistry (LAGEPA) Laboratories at UFRJ. Currently I occupy the position of Dean of the Mathematical and Natural Sciences Center (CCMN/UFRJ). Besides this, I coordinate the research groups of the Petroleum Geochemistry and Environmental Organic Geochemistry and Palynofacies and Organic Facies at CNPq (National Council for Scientific and Technological Development), where I hold the rank of Level 1 Researcher. I work in the areas of Geoscience with special emphasis on Petroleum Geochemistry, Organic Petrology, Palynofacies, Organic Facies, and Environmental Organic Geochemistry.