UCLA, United States.

Lecture: “Perspectives on South American paleoclimates from carbonate clumped isotope thermometry.”

Juniata College, United States

Lecture: “Applications of copper isotope geochemistry for mineral exploration.”

The University of Queensland & Honorary Fellow, The Australian National University, Australia.

Lecture: “A new view of the solar system from recent sample return missions”

Universidad de Chile, Chile.
Lecture “Tracking critical element enrichment in the Earth’s surface using stable isotopes and cosmogenic radionuclides“

Universidade Federal do Paraná – UFPR, Brazil

Lecture: “Modern Microbial Carbonates and Possible Correlations with Pre-Salt Microbialites of Santos Basin”