Rolf Halden

Founder, Environmental Health Expert


Rolf Halden, Ph.D., P.E., is director of the Center for Environmental Health Engineering at the Biodesign Institute, professor in the Ira A. Fulton School for Sustainable Engineering and the Built Environment and senior sustainability scientist in the Global Institute of Sustainability at Arizona State University.

Halden is a noted expert in determining where in the environment mass-produced chemicals wind up, their impact on health and how to remove them from contaminated water resources, aquifers and agricultural soils. Toxins of interest include dioxins, anti-bacterial products, pharmaceuticals and personal care products (PPCPs), organohalides, problematic plastics and their additives, as well as pesticides – all having potential health impacts, including adverse birth outcomes, inflammation and increased risk of cancer. 

In multiple invited presentations, Halden has provided scientific updates on environmental and human health concerns associated with antimicrobial compounds to the FDA, EPA, the National Academies and U.S. Congress.

Nivedita (Nivi) Biyani

Co-Founder, Renewable Expert


Nivedita has a background in Environmental Engineering from the (University of Nottingham, UK) and her masters from Arizona State University (ASU) in Sustainability. Her PhD is in Civil, Environmental and Sustainable Engineering; where her interests lay in applying circular economy principals to solid waste management (SWM) issues. 

She specializes in plastics and landfill mining. Nivedita has worked on sustainability for the United Nations in Vienna, with NGOs in India on slum sanitation, and for the Government of Singapore’s Solid Waste Branch. She is Austrian and Indian thus speaks fluent German, English, Kannada and Tamil. She also has a working proficiency of Spanish and Hindi.

Allison Binsfeld

Community Engagement Specialist


Allison Binsfeld is an undergraduate student at Arizona State University. She is pursuing a major in Biochemistry with a minor in Global Health. Allison has been an intern in the Environmental Health and Engineering Lab in the Biodesign Institute at ASU since May of 2019.

This internship has provided her with an understanding of Wastewater Based Epidemiology. After earning her degree, Allison plans to pursue a M.S. in Genetic Counseling.

Dianne Price

Public Relations & Development


With experience in science communication, marketing strategy and philanthropy, Dianne is assisting the One Water One Health team in making connections with communities, grant-making organizations and journalists to advance awareness of the power, efficacy and practicality of wastewater epidemiology. 

Previously the director of marketing communication at Arizona State University’s Biodesign Institute, she has also worked as the director of public affairs for the W.K. Kellogg Foundation and as a television and newspaper reporter.