Marta Litter holds a PhD in Chemistry from the University of Buenos Aires (Argentina) and a postdoctoral degree from the University of Arizona (USA). She is Senior Researcher of the National Research Council and Full Professor and Consultant at the School of Habitat and Sustainability of the National University of General San Martín (Argentina).

She was Principal Investigator and Head of the Chemical Division of Environmental Remediation at the National Atomic Commission until her retirement. Her research focuses on the treatment of organic and inorganic pollutants in water and air by innovative advanced technologies, especially advanced oxidation/reduction processes such as heterogeneous photocatalysis and the use of iron-based nanomaterials.

She is the author of more than 250 scientific publications in international journals, books and book chapters and her h-index is 66. She was designated Pioneer on Photocatalysis in Argentina in 2016. She is a Member of the World Academy of Sciences (TWAS), the Latin American Academy of Sciences (ACAL) and the Argentine Academy of Environmental Sciences (2022). She received the Mercosur Award (UNESCO) twice, in 2006 and 2011, the Innovar 2009 Prize (Science and Technology Ministry of Argentina), the Charreau 2021 Prize for Regional Scientific and Technological Cooperation, the Latin American Women in Chemistry 2021 Award (American Chemical Society and Latin American Federation of Chemical Associations), the Houssay Prize in 2022, and the Konex Merit Diploma and Konex Platinum Prize in 2023.