Andrea Valeria Diaz Tolivia was a radio production fellow at Science Friday. Her topics of interest include the environment, engineering projects, science policy and any science topic that could make for a great sci-fi plot.

She holds an MS in journalism from Columbia University, specializing in environmental reporting, and a BA in journalism with a minor in cultural diplomacy from the University of Southern California. At USC, she was a radio executive producer for Annenberg Media.

Valeria was born and raised in Mexico City amongst axolotls, churros and mariachi music. In her free time, you can find her building Lego, exploring the world with her camera, studying maps and languages or defending the Star Wars prequels.