Faculty & Researchers

Paul Brown

Paul Brown

Visiting Professor and Director of Applied Research


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Mr. Brown is a former Executive Vice President of CDM Smith and served on the firm’s Board of Directors for 12 years. In addition, he is the Founding Technical Director of CDM Smith’s Neysadurai Centre for Integrated Urban Solutions in Singapore.
Mr. Brown has over 35 years experience in project development, project finance, and the planning and management of public utilities and environmental facilities for clients that include the states of California and Colorado; the Metropolitan Water District of Southern California (MWD); the Santa Clara Valley Water District; the Orange County (CA) Sanitation District; and the cities of Los Angeles, San Diego, San Francisco, San José, and Seattle.

Lauren Cagle

Lauren Cagle

Graduate Research Associate


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Cagle is a Ph.D. student in Rhetoric and Composition in the University of South Florida’s English department. She received the University Fellowship for graduate study at USF, where she has taught first-year composition and new media for technical communication. Cagle’s research interests are grounded in the rhetoric of science and technology. She is especially interested in questions of public participation in science and technology policy production, and the role of women in STEM.

Ioannis Dogaris

Ioannis Dogaris

Postdoctoral Research Scholar

(813) 974-8982
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Ioannis Dogaris is a postdoctoral researcher in sustainable energy at the Patel College of Global Sustainability, University of South Florida. Ioannis holds a Ph.D. in Biotechnology from the National Technical University of Athens (NTUA), Greece, and Bachelors and Masters degree in Biological Applications and Technologies from the University of Ioannina, Greece. His research interests and expertise include sustainable biofuels and bioproducts, biomass and algae technologies.

Joseph W. Dorsey

Joseph W. Dorsey

Assistant Professor of Environmental Policy

813-974-5397
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Joseph Dorsey’s teaching focuses on environmental policy and its implications at local, regional, national and global levels. He has interdisciplinary training in the fields of human ecology, urban and regional planning, international studies, and environmental sociology. His research interests include brownfield redevelopment and greenfield protection, resource use and environmental degradation in developed and developing nations; corporate environmental decision making for pollution management effectiveness and eco-efficiency; and empowering communities to participate more effectively in sustainable development initiatives.

Jochen Eckart

Jochen Eckart

Visiting Assistant Professor

(813) 974-0312
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Jochen Eckart is visiting assistant professor at the Patel College of Global Sustainability at the University of South Florida. He is doing interdisciplinary research in the field of sustainable and resilient cities as well as the integration of spatial planning and infrastructure management. He did his PhD in civil engineering with the concentration water resources at the University of South Florida. He has a master degree in Spatial and Environmental Planning at the University of Kaiserslautern, Germany. From 2006 to 2009 he worked at the HafenCity University Hamburg, Germany. He was project manager of the work package ‘Water Sensitive Urban Design’ within the research project ‘SWITCH Managing Water for the City of the Future’. His research was mainly about the combination of urban planning and water management. Prior he worked three years as team leader for urban and traffic planning in a private consultant office.

Kebreab Ghebremichael

Kebreab Ghebremichael

Visiting Assistant Professor

(813) 974 9061
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Dr. Ghebremichael is a Visiting Assistant Professor at the Patel College of Global Sustainability. He is a civil engineer with a focus on sustainable and low cost water treatment systems (indigenous and bio-processes). He received his PhD from the Royal Institute of Technology (KTH) in Sweden, his MSc from the University of New South Wales in Australia and BSc from Addis Ababa University in Ethiopia. Dr. Ghebremichael has worked as a senior lecturer at UNESCO-IHE in the Netherlands and the University of Asmara in Eritrea for more than 10 years both at the undergraduate and graduate levels. He has managed and coordinated several research, capacity development and consultancy projects.

Krishna Khatri

Krishna Khatri

Research Fellow

(813) 974-0083
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Krishna holds PhD in civil engineering (Risk and Uncertainty Analysis) from the Delft Technical University, Netherlands, MSc in Integrated Urban Engineering from UNESCO-IHE, Netherlands, MPA in development study and BE in Civil Engineering from the Tribhuvan University, Nepal. He has more than 10 years of field experiences on infrastructure development (planning, design, and implementation) funded by the government of Nepal and international agencies including UNDP, UNICEF, ADB, WB, DFID, GTZ, JICA. Prior to joining the University of South Florida, he was an Honorary Research Associate (Sept 2007 to April 2011) in the Department of Civil Engineering at the University of Birmingham, UK. His main areas of expertise are sustainable urban infrastructure system design, water resources modeling, and application of soft computing techniques for risk and uncertainty analysis associated to the climate change and other future change drivers

Frank Kizito

Frank Kizito

Post-Doctoral Fellow

813-974-7132
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Frank Kizito is a post-doctoral fellow at the Patel College of Global Sustainability, University of South Florida. His current area of research interest is spatial decision support systems and their application in supporting Integrated Urban Water Management. Frank holds a PhD in Land and Water Resources Engineering from the Royal Institute of Technology (KTH), Sweden, and Bachelors and Masters Degrees in Civil Engineering from Makerere University, Uganda. Prior to joining PCGS, he worked as an engineer with the National Water and Sewerage Corporation (NWSC) in Uganda. Under the NWSC External Services Unit, he participated in institutional capacity building projects for various water utilities in Kenya, Tanzania and Ethiopia, and also trained water utility staff on attachment from a number of African countries (Sierra Leone, Eritrea, Ethiopia, and Tanzania). Frank also worked as a part-time lecturer in the Department of Civil Engineering at Makerere University, where he participated in teaching, research, and supervision of student projects in the fields of Hydrology, Hydraulics and Computer Applications in Engineering.

Michael Matthews

Michael Matthews

Program Director for the African Programs

813-974-7504
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Michael Matthews has twenty years experience in economic and education development in Africa. This experience has been in both the corporate and government sectors, serving clients both domestically and internationally. His work has taken him to 42 African countries: alongside farmers to foreign ministers. He has worked with the US Agency for International Development, the World Bank, the United Nations, the Brookings Institution, and various foreign governments. He has been responsible for managing a multitude of development programs, research projects, and government contracts. Mr. Matthews holds degrees from the University of Georgia, Ohio University, and George Washington University.

George Philippidis

George Philippidis

Patel College Associate Professor of Sustainable Energy

(813) 974-9333
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Dr. Philippidis is a recognized leader in sustainable energy with over 20 years of a successful career directing strategic business units in both the private and public sectors. He started his energy career at the National Renewable Energy Laboratory (NREL) in Denver before moving to the private sector at Thermo Fisher Corporation in Boston.  He then joined the Applied Research Center at Florida International University in Miami, where he created and directed the Center’s energy business before coming to USF. At the Patel College of Global Sustainability Dr. Philippidis directs the development, scale-up, and commercialization of biomass and algae technologies for sustainable production of transportation fuels, renewable power, and value-added chemicals as part of a green global economy. He works closely with the private sector, venture capital firms, and equity investors to bring clean technologies to the market place. Dr. Philippidis holds a Ph.D. in Chemical Engineering from the University of Minnesota and an MBA from the University of Denver.  He has authored numerous articles and book chapters, has given several speeches and media interviews, and holds 11 US and world patents in cleantech.

David Randle

David Randle

Sustainable Tourism Adjunct Faculty


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Dr. David W. Randle is Managing Director of the International Ocean Institute Waves of Change campaign, co-facilitator of the Global Healing Initiative and president and executive director of the WHALE Center.  As the first ordained environmental minister in the world, Dave has successfully coordinated a national campaign to preserve water, wildlife, and wilderness areas on behalf of the Pitkin County Commissioners, served as political and environmental adviser to John Denver and initial program development coordinator for John Denver’s Windstar Foundation.

Matthew Ries

Matthew Ries

Senior Research Fellow


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Matthew Ries is a senior research fellow at the Patel College of Global Sustainability at the University of South Florida. He received his MS in Environmental Engineering from the University of Notre Dame, his BS in Civil Engineering from Valparaiso University, and is a registered Professional Engineer. His research interests are focused on sustainable urban water infrastructure systems and he is pursuing his PhD under the supervision of Prof. Kala Vairavamoorthy.  Matthew is also the Chief Technical Officer at the Water Environment Federation (WEF), a not-for-profit technical and educational organization and in this capacity provides strategic oversight of WEF’s technical initiatives.  Prior to WEF, Matthew worked for 10 years in consulting for municipal and industrial clients for water, wastewater, and stormwater infrastructure projects.

Seneshaw Tsegaye

Seneshaw Tsegaye

Visiting Assistant Professor

(813) 974-0311
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Seneshaw Tsegaye is Visiting Assistant Professor at the Patel College of Global Sustainability at the University of South Florida. His current research areas are integrated urban water management as well as resilient and adaptive infrastructures. Furthermore, he has obtained his Ph.D. on Flexible Urban Water Distribution Systems under Dean Kala Vairavamoorthy. He received an M.Sc degree in Integrated Urban Engineering from UNESCO-IHE, Institute for Water Education, The Netherlands, and B.Sc in Civil Engineering from Addis Ababa University, Ethiopia. Prior to joining the University of South Florida, he worked as a graduate assistant at University of Birmingham, United Kingdom and has been involved with multiple projects related to urban water management.

Eric Weaver

Eric Weaver

Research Associate

813-974-8337
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Eric Weaver has been an inventor and SWMM flood studies expert for over 20 years. This included multi-million dollar site improvements and the complete redesign of the Gibsonton Phosphate Plant after the major 1988 phosphate spill into the Alafia River. He is currently pursuing an Engineering Doctorate at USF to synergize his community infrastructure experience with sustainable entrepreneurial education. He has been the Editorial Assistant for Organization & Environment: International Journal for Ecosocial Research an academic journal for over seven years, which currently has an impact factor of 1.5, as sponsored by the Patel College.

Meredith Zoetewey

Meredith Zoetewey

Assistant Professor


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Zoetewey’s most recent publications focus on sustainability and communications technologies. Her research appears in journals such as IEEE: Transactions on Professional Communication, Technical Communication Quarterly, Technical Communication, and Computers and Composition: An International Journal. Her undergraduate and graduate teaching has been acknowledged with 10 university-wide and departmental teaching awards, including the University of South Florida’s Outstanding Undergraduate Teaching Award in 2011—one of only fifteen university-wide awards that academic year—and her induction into Purdue University’s Teaching Academy in 2004, that university’s highest honor for all faculty and staff. Since joining the faculty at USF in 2007, Zoetewey has been awarded almost $1.5 million dollars in internal and external funding, including the Florida Teacher Quality Grant funded by the Florida Department of Education. This grant partnered the University of South Florida with Hillsborough County and Pasco County to connect college coursework with statewide standards that govern K-12 writing education. For three years, Zoetewey designed and delivered training modules for local K-12 language arts teachers. She is currently writing about sustainable methods of managing writing programs.