Nicolas is an environmental chemist from the University of Chile, with an MSc in Epidemiology from Universidad de los Andes and currently a PhD candidate in Epidemiology at Pontificia Universidad Católica de Chile. His work focuses on environmental and occupational epidemiology, with a particular interest in air pollution and extreme temperatures. He has taught biostatistics and epidemiology in medical schools and is currently conducting his doctoral research on the risk of preterm birth associated with high temperatures. He has also been a collaborating researcher at the GERICS center in Hamburg, where he hopes to return in the near future.