Mariana Calderón is the Assistant Director for Data Analysis in GAO's Forensic Audits and Investigative Service team. Since joining GAO in 2010, Ms. Calderón has worked on performance and forensic audits across the federal government in areas such as federal healthcare programs, disaster recovery efforts, federal student loans, and entity resolution. She has conducted and overseen extensive forensic audits to find fraud, waste, and abuse indicators in federal programs using multiple data analysis methods and resources. Her programming languages include Python, SAS, and SQL.

Ms. Calderón earned her Master's degree in Public Policy from the Harris School at the University of Chicago. She also earned a Master's degree in Curriculum and Instruction from the University of Nevada, Las Vegas and a Bachelor's degree from DePaul University in Chicago, IL. She is a Certified Fraud Examiner.