[EN] Researcher at the Brazilian Agricultural Research Corporation – EMBRAPA, since 1990, currently manager of the Embrapa Territorial Management, and graduate program professor at the College of Agronomy of the São Paulo State University - UNESP. Doctor of Philosophy (Ph.D.) in Soil and Water Science at the University of Florida (1999), with experience in agriculture and environment issues, working mainly with ecological modeling in the framework of assessment and management of environmental risks, focusing on soil and water.