Lorena A. Barba is an associate professor of mechanical and aerospace engineering at the George Washington University in Washington, DC. She holds a PhD in aeronautics from the California Institute of Technology and BSc/PEng degrees in mechanical engineering from Universidad Técnica Federico Santa María, Chile. Her research includes computational fluid dynamics, high-performance computing, computational biophysics, and animal flight. An international leader in computational science and engineering, she is also a long-standing advocate of open source software for science and education, and is well known for her open educational resourcublic charity in the United States that supports and promotes world-claes. Dr. Barba is chair of the Board of Directors for NumFOCUS, a 501(c)3 pss, innovative, open-source scientific software. She is also an expert in research reproducibility, and was a member of the National Academies study committee on Reproducibility and Replicability in Science, which released its report in May 2019. She serves as the Reproducibility Chair for the SC19 (Supercomputing) Conference, is track editor for reproducibility in IEEE Computing in Science Engineers, and is an Associate Editor-in-Chief for the Journal of Open Source Software.