Faculty

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Dr. Karl Linden

Karl G. Linden grew up in New York City and attended high school at the Bronx High School of Science. He went to Cornell University in the School of Agriculture and Life Sciences and eventually graduated with a BS in Biological and Environmental Engineering. He worked with Dr. William J. Jewell at Cornell on undergraduate research related to anerobic digestion of municipal solid waste. After spending a year traveling in...

Post-Doctoral Researcher

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James Rosenblum

James completed his Ph.D. (August, 2013) in the Environmental Health Sciences department at The Ohio State University. His doctoral research centered on anaerobic digestion and its ability to capitalize on the benefits of biological residuals. His current research with Dr. Linden, involves developing treatment technologies for hydraulic fracturing wastewaters as well as treating a variety of chemical and microbial contaminants with ultraviolet light and advanced oxidation processes. A major focus...
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Jatuwat Sangsanont

Jatuwat has his B.S in Environmental Engineering from Chulalongkorn University. He earned his M.S. and Ph.D. in Urban Engineering from the University of Tokyo. His doctoral research focused on the viral disinfection mechanisms and the detection in water. He also had worked on waterborne pathogen monitoring in the water environment. His current research with Dr. Linden focuses on investigating of the response of viruses to UV irradiation in order to...

Ph.D. Student

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Christina Barstow

Christina has her B.S. and M.S. in Civil Engineering from the University of Colorado and is currently pursuing her Ph.D. (expected 2015). Her work focuses on the assessment of large-scale distributions of household water treatment systems and high efficiency cookstoves in Rwanda and its sustainability. She is collaborating with a number of researchers including Dr. Evan Thomas at Portland State University, and DelAgua Health. She has previously received a Boren...
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Natalie Hull

Natalie is an Environmental Engineering PhD Candidate (expected 2018) who earned a BS in Civil Engineering from University of Kentucky and an MS in Civil Engineering with Environmental Specialization from CU Boulder. She studies UV wavelength-specific molecular and cellular disinfection mechanisms and novel mercury-free UV sources for sustainable drinking water treatment in small US systems, as part of the DeRISK Center . As a professional researcher after her MS, she...
Kaitlin

Kaitlin Mattos

Kaitlin has a B.A. in Environmental Science with a focus in Biology and Ecology from Washington University in St. Louis. She is currently pursuing her M.S. in Environmental Engineering with a certificate in Engineering for Developing Communities (expected 2017) at CU Boulder. Her thesis research is part of the Alaska Water and Sewer Challenge and focuses on household water reuse systems and water resources availability in remote villages in rural...
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Joanna Murphy

Joanna R. Murphy received a B.S. in Environmental Resources Engineering from Humboldt State University in 2015. She is currently pursuing a PhD in from the Department of Civil Environmental and Architectural engineering at CU Boulder with expected completion in 2020. Joanna studies novel membrane and Advanced Oxidation treatment processes for direct potable water reuse applications.
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Kari Sholtes

Kari has a B.S. in civil engineering from the University of Colorado Boulder and an M.S. in environmental engineering from the University of North Carolina. Kari has worked as a project engineer and project manager in the private, public, and non-governmental sectors. Her PhD research will continue to focus on ultraviolet light disinfection systems and appropriate applications of drinking water treatment technologies.
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Kurban Sitterley

Kurby earned his B.S. and M.S. from CU-Boulder and is currently pursuing his Ph.D under Karl Linden. For his dissertation research, Kurby is developing methods to isolate and analyze organic compounds in hydraulic fracturing wastewater, as well investigating physical, chemical, and biological treatment options for wastewater from unconventional gas drilling. The research he is involved with hopes to contribute to increased water reuse in the energy industry and the world...
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Sydney Ulliman

Sydney has a B.S. in Civil Engineering from Gonzaga University. While working as an applications engineer she became interested in oxidation processes, and this interest led her to the Linden Lab group at the University of Colorado in 2014. She completed her M.S. in Environmental Engineering and is now pursuing her Ph.D. Her work is focused on evaluating the resiliency of different oxidation processes in potable reuse systems. Sydney’s research...
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Chao Yang

Chao is a visiting Ph.D. student from Tsinghua University and has a B.S. in environmental engineering from Tsinghua University. He had worked on enhancing the vacuum ultraviolet output of low-pressure ultraviolet lamp for better advanced oxidation process performance. His focus is now on the application of UV light disinfection systems in China and studying UV disinfection efficacy from a perspective of bacterial viability.

Masters Student

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Susheera (Sesha) Pochiraju 

I am a Masters student at CU with a BS degree in Biotechnology from India. I am passionate about wastewater research and currently working on my Thesis along with James Rosenblum on characterization of fracking wastewater from oil and gas operations. I work on development of chemical and biological methods to detect toxic composition of these waters.
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Kate Stetina

Kate is currently pursuing a B.S./M.S. dual degree in Environmental Engineering and a Certificate in Engineering for Developing Communities. In collaboration with researchers at Duke University and with support from AAUW, she is conducting research about the use of biochar for odor control in latrines. She is most passionate about water, sanitation, and hygiene in rural developing communities and looks forward starting a career abroad in this sector after graduation...

Undergraduate student

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Will Herold

Will is currently pursuing a B.S. in Environmental Engineering with a focus in Engineering for Developing Communities. While most of his current work pertains to water quality in rural settings and his research involvement centers around UV disinfection for small systems, he is most passionate about medicine and plans to pursue an M.D. after graduation. Outside of academics, he is an avid mountain biker, rock climber, and kayaker.
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Ryan Keliher

Ryan is currently pursuing a B.S. degree in Environmental Engineering and a Certificate in Engineering for Developing Communities. In collaboration with Discovery Learning Apprenticeship Program and the Mortenson Center in Engineering for Developing Communities, his work involves designing small-scale or point of use UV LED drinking water treatment systems. He is most passionate about helping developing communities gain access to clean drinking water and looks forward to beginning a career...
Bridger

Bridger Ruyle

Bridger is a senior in Environmental Engineering with an energy conversions focus. He has been involved in several research projects in the Linden lab, including the physical characterization and biological treatment of hydraulic fracturing wastewater. He is currently developing a model to assess the risk of a well-site spill to the nearby groundwater resource. After graduation, Bridger will enroll at Harvard University to pursue a PhD in Environmental Science and...