People A to Z

Astrid E. J. Ogilvie

  • Fellow of INSTAAR
  • Nansen Professor, Akureyri University, Iceland
  • Senior Scientist, Stefansson Arctic Institute, Iceland
  • Visiting Professor, University of the Highlands and Islands, Scotland


Building bridges between the social sciences, humanities, and the natural sciences in a wide variety of research projects in order to further understanding of long-term human ecodynamics and climate change.

Holly Olivarez

  • PhD Student
  • NSF Graduate Research Fellow


Ocean biogeochemistry, air-sea CO2 flux, ocean carbon cycle, the ocean and climate change, Earth System Model output analysis, internal climate variability

Shad O’Neel

  • INSTAAR Affiliate
  • Research Geophysicist, USGS


Glacier-climate interactions and sea level rise; small glaciers; glacier-generated seismicity; photogrammetry.

Irina Overeem

  • Fellow, Associate Professor
  • Associate Professor


Earth surface process modeling; Coastal and river geomorphology; Sedimentary geology; Civil engineering and applied earth sciences.