Alejandra Xanic von Bertrab shared the 2013 Pulitzer Prize for investigative reporting with David Barstow and the New York Times for their investigation into bribery by the Walmart corporation in Mexico. She has worked for two decades as an investigative journalist for Mexican newspapers and magazines. starting in Guadalajara as a radio broadcaster and writer with the Siglo 21 newspaper. She later joined the paper’s investigative unit and worked on stories ranging from drug trafficking to state corruption and political assassinations. Von Bertrab reported on social issues such as the plights of the deaf in Mexico and of marginalized residents of small rural villages. She moved to Mexico City 15 years ago and worked for Reforma and Milenio newspapers, Gatopardo, National Geographic, as a freelance journalist. As a reporter in Mexico City she has investigated health and social issues for the Mexican edition of Gabriel García Marquez's magazine, Cambio, and was an editor at the business biweekly Expansion. In 2010 and 2011, she was part of a team at the International Consortium of Investigative Journalists that investigated big tobacco’s global lobbying strategies. She has developed an expertise in using Mexico’s young Freedom of Information Act and has been an active trainer of fellow reporters around the country.