Ivan is from Colombia, received his Ph.D. in Statistics in 2008 from the University of Waterloo, and has worked since 2008 as a mathematical statistician in the Methodology Division of Statistics Canada. His interests include analysis of complex and longitudinal surveys, design and model-based analysis, reweighting methods, imputation and small area estimation. Ivan also holds an M.Sc. in Survey Methodology from the University of Maryland College Park.
