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Faculty and Staff

Makena Coffman on the Hawaii Hall lanai

Makena Coffman

Makena Coffman serves in a dual capacity as the Director for the Institute for Sustainability and Resilience and a Professor in the Department of Urban and Regional Planning. Her research interests are in climate change policy, including greenhouse gas mitigation, alternative transportation strategies, and climate adaptation. She specializes in regional economy-environment modeling with applications to energy policy, climate change mitigation, and sea level rise adaptation. Professor Coffman is a Research Fellow with the University of Hawaiʻi Economic Research Organization, holds a BA in International Relations from Stanford University (2002) and a PhD in Economics from the University of Hawaiʻi at Mānoa (2007). To contact Professor Coffman, please email

Ketty Loeb looking upwards twoards the sky

Ketty Loeb
Faculty (Assistant Specialist)

Ketty Loeb is a faculty member in the Institute for Sustainability and Resilience. With nearly two decades of professional experience spanning academia, the public, non-profit, and private sectors, she offers a wealth of knowledge about sustainability and resilience strategies both locally and globally. Her research interests include climate change adaptation and mitigation, philanthropy and civil society capacity building, social movements, and politics in the Asia Pacific. She has raised and managed $70M in programmatic and research grants during her career. Doctor Loeb holds a BA in Asian Studies from University of Puget Sound (1997) and an MA and PhD in Political Science from University of Washington (2014). To contact Doctor Loeb, please email

Conrad Newfield on a mountain top with panoramic views of hills and the sea

Conrad Newfield
Climate Impacts Researcher

Conrad Newfield is an RCUH researcher working as the Climate Impacts Research Specialist under Dr. Makena Coffman for the Institute of Sustainability and Resilience (ISR) at the University of Hawaiʻi at Mānoa. He graduated with a Master’s in Urban and Regional Planning from UH Mānoa in 2023 and worked for two years as a graduate assistant in ISR. He conducts and supports research on responses to and the economic impacts of sea level rise and coastal erosion in Hawaiʻi. Conrad received B.S.s in Applied Mathematics and Engineering Physics at the University of Colorado Boulder (2020). To contact Conrad, please email

Angela Amantite, looking happy while sitting in a field of blue flowers with a small mountain in the background

Angela Amantite
Graduate Assistant

Angela is a master’s student in the Department of Geography and the Environment with interests in Oahu’s unique food systems and use of subsidized labors in small organic farms. In her role as Graduate Assistant, Angela supports coordination of sustainability and resiliency curriculum, research and outreach across campus. Angela is the first BAM (Bachelors and Masters in 5 years pathway) student and is continuing. Angela has worked in the field of environmental education across Oahu with various non-profits, in classrooms, nature and field trips throughout the islands to educate keiki and nurture the leaders and conservationists of tomorrow. Angela received her BA in Sustainability from the University of Hawaiʻi at Mānoa (2023). To contact Angela, please email

The ISR Curriculum Committee

  • Simon Bussiere, Assistant Professor, Representing the School of Architecture
  • Michael Cooney, Researcher, Representing the School of Ocean and Earth Science and Technology
  • Oceana Francis, Professor, Representing the College of Engineering
  • Jennifer Kagan, Assistant Professor, Representing the College of Social Sciences
  • Kekuewa Kikiloi, Associate Professor, Representing Hawaiʻinuiākea School of Hawaiian Knowledge
  • Xiaodan Mao-Clark, Assistant Professor, Representing Shidler College of Business
  • Summer Maunakea, Assistant Professor, Representing College of Education
  • Scott Schimmel, Associate Professor, Representing the College of Arts, Languages, and Letters
  • Tamara Ticktin, Professor, Representing the College of Natural Sciences
  • Mark Wright, Specialist, Representing the College of Tropical Agriculture and Human Resources

Past Healy Foundation Climate Change Fellows

2021–2022: Ryan Ringuette

2020–2021: Rachael Han

Graduate Assistants and Researchers

Joseph Eshun

Joseph Eshun
Graduate Assistant

Joseph is a Ph.D student in the Economics Department and a Graduate Assistant with ISR. He holds a bachelor’s degree in Economics from the University of Education, Winneba in Ghana and a Master of Arts Degree in Economics from Shandong University, Jinan-China. As a graduate student with the ISR, he supports and conducts research surrounding on-site sewage disposal systems (OSDS) and property transactions in Hawaiʻi. In his free time, he likes to play soccer. To contact Joseph, please email

Tanya Dreizin

Tanya Dreizin
Graduate Assistant

Tanya Dreizin is a PhD student in the Department of Urban and Regional Planning and Graduate Assistant at ISR. She received her M.A. in Global Leadership and Sustainable Development from Hawaiʻi Pacific University (2019), and worked at the Sierra Club of Hawaiʻi for almost five years before continuing her education at UH Mānoa. Her research interests include managed retreat and climate justice. In her free time, she enjoys hanging out with her family and friends, rock climbing, and reading.

Izzy Roberson with her dog

Izzy Roberson
Graduate Assistant

Izzy is a master’s student in the Department of Urban and Regional Planning and a Graduate Assistant with ISR. Her interests include climate adaptation and food systems, especially as they relate to sea level rise. Prior to starting her masters, Izzy was an AmeriCorps VISTA with the City’s Resilience Office, where she supported the development of the City’s first climate adaptation strategy through research and community engagement. Izzy really enjoys the color purple and playing sports in her free time. She received her BA in Urban Studies from the University of California, Berkeley (2020). To contact Izzy, please email

Renee Setter

Renee Setter
Graduate Assistant

Renee is a PhD student in the Department of Geography and Environment with research interests in GIS and climate change projections. As a Graduate Assistant in ISR, she conducts geospatial analyses to support research on sea level rise and climate hazards in Hawaiʻi. Renee’s PhD research focuses on projected climate change impacts on coral reefs. She received her BS in Interdisciplinary Studies at Cornell University (2013) and her MA in Geography and Environment from the University of Hawaiʻi at Mānoa (2019). In her free time, she enjoys running, surfing, diving, and playing music. To contact Renee, please email

Kammie Tavares on a beach

Kammie Tavares
Graduate Assistant

Kammie Tavares is a PhD student in the Department of Urban Regional and Planning and a graduate research assistant in ISR. Her research interests are in coastal management and climate adaptation, especially for vulnerable communities in Hawaiʻi. She holds a BS in Global Environmental Sciences (2018) and a Masters in Geology and Geophysics (2020) from UH Mānoa. Kammie previously worked in the Climate Resilience Collaborative (formerly known as the Coastal Geology Group) as a Geospatial Analyst studying coastal erosion and sea level rise in Hawaiʻi. She is excited to weave her knowledge and experience in the earth science department with her growing knowledge and experience in the planning department into her research. To contact Kammie, please email

Undergraduate Researchers

Kimberly Ortiz standing on a ridge line with urban Honolulu and its valleys in the background

Kimberly Ortiz
Undergraduate Research Assistant

Kimberly is an undergraduate student in the Interdisciplinary BA in Sustainability program. She is a Sea level rise research assistant in ISR, working on the goal of creating public tools to measure the State of Hawaiʻi’s climate change adaptation progress specifically within sea level rise. She is passionate about educating the public on how important our ocean is and encouraging others to join the fight against climate change. Her favorite animal is the mako shark, and in her free time you can find her at the beach, hiking, and backpacking. She hopes to help educate others about things they can do to help fight climate change and keep our ocean ecosystem healthy. To contact Kimberly, please email

Iokepa Frederick portrait

Iokepa Frederick
Undergraduate Research Assistant

Iokepa Frederick is a summer intern in the Institute of Sustainability and Resilience and an undergraduate with a major in Interdisciplinary Studies Sustainability. His research conducted throughout the summer will see him develop a public, online database containing information about sea level rise. In his free time he enjoys going to the beach, playing video games, and hanging out with friends. To contact Iokepa, please email

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