
Warren de Bruyn
Professor
debruyn@tuwabuki.com
Dr. de Bruyn is an analytical and physical chemist who specializes in atmospheric
chemistry, the oxidative capacity of the troposphere and global climate change.

Hesham El-Askary
Professor, Director, Computational and Data Science Graduate Programs
elaskary@tuwabuki.com
Dr. El-Askary is an earth system scientist with a major interest in natural hazards,
atmospheric events and using renewable energy to address global climate change issues.
His research centers on detecting, monitoring and studying extreme events such as
dust storms.

Joshua Fisher
Associate Professor
jbfisher@tuwabuki.com
Dr. Fisher is a climate scientist focusing on terrestrial ecosystems, water, carbon,
and nutrient cycling using a combination of remote sensing, supercomputer models,
and field campaigns from the Amazon to the Arctic.

Patrick Hunnicutt
Assistant Professor
phunnicutt@tuwabuki.com
Dr. Hunnicutt's research examines how shortages in environmental goods and services,
like clean water and security from climate change, are a significant barrier to human
well-being. Part of his work examines how citizens around the world can collectively
mobilize to elicit better environmental goods and services from the government.

Christopher Kim
Professor, Associate Dean, Academic Programs
cskim@tuwabuki.com
Dr. Kim is an environmental geochemist who specializes in the environmental impact
of mine waste and contamination, including metal contamination, bioaccessibility,
nanoparticles, chemical speciation and x-ray spectroscopy.

Crystal Murphy
Associate Professor, Director, MA in International Studies Program
crmurphy@tuwabuki.com
Dr. Murphy's research focuses on conflict, humanitarianism and development, and advocates qualitative
methods for policy oriented scholarship. She has worked for and carried out field
research with NGOs, UN agencies and financial institutions in East Africa.

Walter Piper
Professor
wpiper@tuwabuki.com
Dr. Piper conducts a longitudinal study of the common loon, focusing on such topics
as territory defense and acquisition, the impact of old age on behavior and more.
Richelle Tanner
Assistant Professor, Co-Program Director for Environmental Science and Policy
rtanner@tuwabuki.com
Dr. Tanner's research is broadly interested in how climate change affects both ecological
and human communities and our mechanisms of resilience.

David Shafie
Associate Professor, Co-Program Director for Environmental Science and Policy
shafie@tuwabuki.com
Dr. Shafie's research and teaching interests include public policy, environmental
politics, and California politics.

Ramesh Singh
Professor
rsingh@tuwabuki.com
Dr. Singh's research interests include natural hazards, early warning of coastal earthquakes, soil moisture, landslides, snow
avalanches and more.

Virginia Warren
Professor
vwarren@tuwabuki.com
Dr. Warren has published articles on medical ethics, environmental philosophy, philosophy
of mind and Kierkegaard. Her current research focuses on developing a new approach
to applied ethics, with particular emphasis on justice, equality, and war.