Presenter Biographies

Felipe Aguirre

Executive Director, Comite Pro Uno

Since November of 1997, Felipe Aguirre has served as the Executive Director of Comite Pro Uno in Maywood, California. He founded and developed this community organization that created several community empowerment movements including tenants’ rights, Environmental Justice and citizenship. Prior to that Mr. Aguirre has worked extensively with multiple community based organizations, non-profits, and in government, including as Councilperson and Mayor of the City of Maywood from 2006 to 2013.

Virtual Summer Series Session 2: High-Density Deployment of PM2.5 Sensors in the Maywood Environmental Justice Community

Karima AlwishahKarima Alwishah

Student, University of Michigan-Dearborn

Karima Alwishah is the Program Coordinator for the Environmental Health Research-to-Action program in Dearborn, MI. She is also a student at the University of Michigan-Dearborn where she studies public health and has been recognized as a Difference Maker. Ms. Alwishah also served as a 2018-2019 Clean Air Council member of the Michigan Environmental Justice Coalition and is an advocate for environmental justice locally. 

Virtual Summer Series Session 2: Building Youth Capacity for Community Science and Policy Advocacy in Dearborn, MI

Carlos ArambulaCarlos Arambula

Laboratory Technician, Nevada State College

I am undergraduate student at Nevada State College. I am majoring in Environmental Resource Science with a minor in Chemistry and plan to graduate in the fall of 2020. I am currently a working at the Desert Research Institute as a student researcher.

Virtual Summer Series Session 3: Clean Air Tourism: Assessment of Individual Exposure to Indoor and Outdoor Air Pollution on the Las Vegas Strip Using Portable Sensors, Las Vegas, Nevada, USA.


Graeme CarvlinGraeme Carvlin

Air Resource Specialist, Puget Sound Clean Air Agency

Graeme Carvlin is an Air Resource Specialist with the Puget Sound Clean Air Agency.  He has a PhD in Environmental Health from the University of Washington and an MS in Chemistry from UCSD.  Graeme works at the intersection of air sensors and community science.  Currently he is developing web tools to help the public make sense of their sensor data.

Virtual Summer Series Session 1: Web Tools for Sensor Data

Ben CrawfordBen Crawford

Assistant Professor, University of Colorado, Denver

Ben is a Professor in the Geography and Environmental Sciences Department at the University of Colorado Denver. Before coming to Colorado in 2019, Ben was a postdoc at MIT and the University of Reading (UK); worked for a wind energy start-up; and completed his PhD at the University of British Columbia. His background is in meteorology and current research interests are focused on air quality, urban climates, and developing sensor networks to observe complex surface-atmosphere interactions.

Virtual Summer Series Session 2: Use of a low-cost sensor network to estimate exposures and track pollutant chemistry during the 2018 Kīlauea eruption

Calvin Cupini

Citizen Science Program Manager, Clean Air Carolina

Calvin Cupini is the Citizen Science Program Manager at Clean Air Carolina, where he founded the AirKeepers network of engaged citizens and a statewide particle sensor network in nearly every single county of North America Carolina. By combining all levels of participation, he looks to elevate STEM tools, community research and focused government outcomes. Calvin's work includes partnership driven environmental justice work, collocation studies, surveys of fine particle pollution and low cost monitoring tools, GIS storytelling, and environmental health policy. He serves on the board of the Citizen Science Association, an advisor to SciStarter, the Museum of Virginia, EarthWatch, Scivr, and member of the World Economic Forum's Global Shapers. 

Virtual Summer Series: Moderator

Jennifer DeWinterJennifer DeWinter

Atmospheric Scientist, Sonoma Technology Incorporated

Jennifer is an atmospheric scientist with Sonoma Technology, Inc. (STI) and leads data systems initiatives often focused on high time resolution datasets from air sensors. Since joining STI in 2008, Jennifer has applied her technical expertise to conduct analyses on a diverse array of projects for federal, state, local, and international agencies. Her work encompasses community outreach and education with low cost sensors, near-road data analysis, and developing data systems for management, visualization, and distribution of air quality data.

Virtual Summer Series Session 2: High-Density Deployment of PM2.5 Sensors in the Maywood Environmental Justice Community

Adrian Dybwad

Founder, PurpleAir

PurpleAir was born in the fall of 2015 out of Adrian’s curiosity surrounding air quality in his Salt Lake Valley community. Today, PurpleAir’s global network has grown to thousands of sensors measuring real-time air quality made accessible to the public via their interactive map.

After discovering his passion for technology at a very young age, Adrian spent many years honing his skills in complex electronic repairs, surface mount assembly and prototyping. This expertise, combined with two decades of experience in computer programming, network engineering and software development, enabled him to create PurpleAir. 

Virtual Summer Series Session 1: Purple Air Discussion

Tim DyeTim Dye

Founder, TD Environmental

Tim Dye has over 25 years of experience in environmental field monitoring, data management, and public communication. A visionary and entrepreneur, he has created air quality and meteorological applications both domestically and internationally. He is a widely recognized leader in air sensors and Internet of Things (IoT) technologies for environmental applications. While at Sonoma Technology, Tim developed innovative systems for air quality data management systems and forecasting programs for public outreach (,, Tim has the proven ability to transform traditional programs by using a mixture of technology, creativity, and leadership.

Virtual Summer Series Session 1: TD Environmental Discussion

Angela EatonAngela Eaton

Director, Safecast

Angela Eaton leads Safecast’s air quality and radiation monitoring efforts in the U.S. and supports communities looking to engage in environmental monitoring throughout the Americas. Angela is currently working with the Los Angeles Public Library on their efforts to build citizen science communities at branches and seeks new ways to encourage environmental monitoring as a means to satisfy the curious and empower communities. To this she brings previous experience in sustainable systems design in urban water infrastructure and has consulted non-profits, utilities, and cities in conservation and greenhouse gas reduction. Angela has served as a SXSW Eco Advisory Board member and has participated as a Civil Society Working Group reviewer during the United Nations Habitat III process in which the current sustainable development goals were established. 

Virtual Summer Series Session 1Public Institutions and Trust: Developing Community Data Assets

Adam GiandomenicoAdam Giandomenico

Co-Founder & President, Particles Plus

Founded Adams Instruments in July 2006, which was acquired by TSI, Inc. in January 2008. Hired by TSI’s group president as their Director of Business Development and assisted the company to take a leadership position within the contamination control and controlled environments markets by successfully launching a complete airborne particle counter offering and facility monitoring system. Identified and assisted TSI in the acquisition efforts of Systems Plus (Singapore), FMS Systems (United Kingdom), Particle Metrics (USA) and Quant Technologies (USA). Initiated the successful creation and launch of the company’s Singapore operations and worldwide distribution model within the contamination control marketplace.

Virtual Summer Series Session 3: Particles Plus Discussion

Jalisa GilmoreJalisa Gilmore

New York City Environmental Justice Alliance

Jalisa Gilmore is the Research Analyst at the New York City Environmental Justice Alliance (NYC-EJA). At NYC-EJA she leads their Community Air Mapping Project for Environmental Justice (CAMP-EJ), a grassroots air quality monitoring campaign. Her other work at NYC-EJA includes research and advocacy related to coastal resiliency, green infrastructure, and extreme heat to promote equitable environmental conditions in NYC communities. Jalisa has an MPH in Environmental Health Sciences from Columbia University’s Mailman School of Public Health with a certificate in Climate Change and Human Health.

Virtual Summer Series Session 2Empowering Community Based Organizations to Improve Air Quality in NYC Environmental Justice Communities

Geoff HenshawGeoff Henshaw

Founder, Chief Technology Officer, Aeroqual

Geoff Henshaw is the Founder and Chief Technology Officer at Aeroqual,  an NZ headquartered company that’s been at the forefront of sensor based real-time air quality monitoring for over 20 years. Aeroqual designs and delivers integrated hardware and software tools, built around industry-leading air quality sensors, that make it easy to measure the air.  Geoff is also technical lead for the ASTM D22.03 committee developing performance standards for outdoor air sensors.  

Virtual Summer Series Session 3: Reliable NO2 measurements from low-cost air quality sensors deployed in large networks

Yisi LiuYisi Liu

PhD Student, University of Washington

Yisi Liu is currently a PhD student in Department of Environmental and Occupational Health Sciences in University of Washington. She gained her Bachelor of Medicine in Wuhan University, China. Yisi has general interest in health effects of air pollution. Her recent research mainly focuses on traffic-related air pollution. Since traffic is one of the major sources of air pollution in urban areas, Yisi’s studies exploit mixture of methods to understand: air pollution concentrations in different microenvironment, personal air pollution intake during traveling, determinants of transportation modes choices, short-term cardiorespiratory health effects of traffic-related air pollution, and potential strategies to control traffic-related air pollution exposure for intra-city travelers.

Virtual Summer Series Session 2: Short-term health effects of traffic-related air pollution exposure in multi-modal commuting in Chengdu, China

Carl MailingsCarl Malings

NASA Postdoctoral Program Fellow, Goddard Space Flight Center

Since 2017, Carl Malings has worked as a postdoctoral researcher at the Center for Atmospheric Particle Studies at Carnegie Mellon University and for the "Make Our Planet Great Again" ANR/CNRS project at the Université Paris-Est Créteil in France. His research focused on deploying, calibrating, and managing networks of low-cost air quality sensors. He is now beginning his work as a NASA Postdoctoral Program Fellow, where he seeks to combine data from global models, satellite retrievals, and traditional and low-cost ground monitors to build a more comprehensive picture of air quality.

Virtual Summer Series Session 3: Data Management Lessons from the RAMP Sensor Network

Ethan McMahonEthan McMahon

Senior Innovation Advisor, US EPA

Ethan McMahon is a Senior Innovation Advisor at the U.S. Environmental Protection Agency who helps people leverage the Internet of Things, citizen science and big data analytics. He launched EPA’s Smart City Air Challenge, a contest for communities to install hundreds of air quality sensors and make the data public. Two communities implemented projects and can shared their data management practices. Ethan also managed NASA’s International Space Apps Challenge in 2014, a global hackathon in 95 locations around the world that yielded over 660 projects. In addition, he managed EPA’s Apps for the Environment Challenge in 2011, which encouraged developers to create mobile apps using EPA’s open data. He is a member of the Group on Earth Observations’ Data Management Working Group and is the co-lead of EPA’s Citizen Science Data Management Strategy (in process).

Virtual Summer Series: Moderator

Peter PedersenPeter Pedersen

University of Cambridge

Peter has two masters, one in Physics (2017) and another in Sensor Technologies (2018), and is currently undertaking a PhD in Astrophysics. Through his degrees he has gained expertise in remote sensing, embedded systems, and machine learning. In his second masters, he co-founded an initiative called open-seneca, which works towards creating a global, mobile, air pollution sensor network. He has had success implementing pilot studies with the Argentine government and the UN, where this initiative has won several awards, including the University of Cambridge’s Vice-Chancellor's Research Impact and Engagement Award in 2019.

Virtual Summer Series Session 1Open-seneca: development of a low cost air quality sensor network and its implementation to measure PM2.5 in the city of Buenos Aires, powered by citizen science

Lekan PopoolaOlalekan Popoola

Postdoctoral Research Associate, University of Cambridge

My main interest involve studying of a problem of huge significance in the form of air quality and its impact on human health. My work mainly focuses on development and deployment portable air quality sensors. In addition, I am responsible for developing detailed analysis technique for data captured as well as validating air quality models using field data.

Virtual Summer Series Session 3: Source characterisation and emission indices estimation using hyperlocal measurements from a low-cost sensor network - London Heathrow airport

Harold RickenbackerHarold Rickenbacker

Manager, EDF+Business, Clean Air & Innovation, Environmental Defense Fund

Dr. Rickenbacker is a manager at EDF+Business. In his role, he focuses on developing and executing strategies to identify, test and demonstrate the value of hyperlocal insights, leading to commitments to reduce greenhouse gas and air pollution emissions. Harold has worked closely with an interdisciplinary team at EDF to develop a How-to Guide for Hyperlocal Air Pollution Monitoring.

By engaging with stakeholder across many sectors, he also helps to manage domestic an international clean air projects. Through EDF’s work in Houston, Oakland, and London, Harold has helped to catalyze and demonstrate the technologies, business models, and partnerships needed to accelerate action to reduce pollution and improve health outcomes.

Virtual Summer Series Session 1Mapping hyperlocal air pollution to drive clean air policies

Natalie SampsonNatalie Sampson

University of Michigan-Dearborn

Natalie Sampson conducts community-based research to document and address environmental health inequities. She brings interdisciplinary evidence to climate change, land use, and infrastructure planning and policy efforts in Metro Detroit. Her research is published in various peer-reviewed journals, including the American Journal of Public Health, Environmental Justice, Global Environmental Change, Health and Place, and Progress in Community Health Partnerships. Dr. Sampson co-chairs the American Public Health Association (APHA)’s Environmental Justice Subcommittee and was the 2017 recipient of the APHA Rebecca Head Award honoring, “an outstanding emerging leader from the environmental health field working at the nexus of science, policy and environmental justice.”

Virtual Summer Series Session 2: Building Youth Capacity for Community Science and Policy Advocacy in Dearborn, MI

Orly StampferOrly Stampfer

Graduate Research Assistant, University of Washington

I am a PhD student in the Department of Environmental and Occupational Health Sciences at University of Washington. My objective is to conduct environmental health research that contributes to disease prevention through partnerships with communities, where the research addresses community priorities and can lead to practical action. I am particularly interested in working with tribes. My current research focuses on indoor and outdoor air pollution, the use of low-cost air pollution sensors, and building collaborative research partnerships.

Virtual Summer Series Session 1Development of a method for local health jurisdictions and schools in WA to use low-cost monitors for wildfire smoke preparedness

R. SubramanianR. Subramanian

Research Scientist, OSU-Efluve/CNRS

R Subramanian has a PhD in Mechanical Engineering from Carnegie Mellon University (2004). His research spans source apportionment, emissions, and atmospheric aging of ambient PM2.5 and black carbon; methane leakage from natural gas facilities; and (since 2015) the development and use of lower-cost air quality monitors. Between 2013-2018, he was a research scientist in the Center for Atmospheric Particle Studies at CMU. Since November 2018, he has been a MOPGA laureate at OSU-Efluve/CNRS, studying air pollution in cities across Sub-Saharan Africa using low-cost sensors as part of the project "Make Air Quality Great Again".

Virtual Summer Series Session 3: Moderator

Monika VadaliMonika Vadali

Environmental Research Scientist, Minnesota Pollution Control Agency

Dr. Vadali is an Environmental Research Scientist with the Minnesota Pollution Control Agency. Apart from regulatory air toxics modeling work she actively seeks out grants for doing community based air quality research specifically with sensors, in trying to understand how short term, neighborhood events affect air quality and impacts on quality of life. She has a special interest around air quality in schools, children’s exposures, disproportionate air quality in Environmental Justice areas and related education and outreach. She has a Bachelors and Masters in Environmental studies from India and a doctoral degree in Environmental Health from the University of Minnesota.

Virtual Summer Series Session 3Assessing Urban air quality project

Marina VanderbergMarina Vanderberg

Student, Nevada State College

I am an Environmental Resource Science major with a minor in chemistry. I just graduated from Nevada state college in May 2020. I am interested in environmental pollution. My future plans are to attend graduate school, where I can bring both my knowledge of environmental science and chemistry. 

Virtual Summer Series Session 3: Clean Air Tourism: Assessment of Individual Exposure to Indoor and Outdoor Air Pollution on the Las Vegas Strip Using Portable Sensors, Las Vegas, Nevada, USA.

Leslie VelasquezLeslie Velasquez

Environmental Justice Program Manager, El Puente Green Light District

Leslie Velasquez manages environmental justice programs under El Puente’s Green Light District, a holistic 10 year community development program for the neighborhood of Los Sures, Williamsburg Brooklyn. In her work, she mobilizes community members and promotes public policy for initiatives related to a wide variety of environmental issues, with open space equity, air quality, and climate justice as major focus areas. Leslie earned a B.A. in Government and Environmental Studies from Skidmore College.

Virtual Summer Series Session 2: Empowering Community Based Organizations to Improve Air Quality in NYC Environmental Justice Communities

Naomi ZimmermanNaomi Zimmerman

Assistant Professor, university of British Columbia

Dr. Naomi Zimmerman is an Assistant Professor in the Dept. of Mechanical Engineering at the University of British Columbia in Vancouver, Canada and is a Canada Research Chair in Sustainability. Prior to joining UBC she was a postdoctoral fellow at the Center for Atmospheric Particle Studies at Carnegie Mellon University and also holds a PhD in Chemical Engineering from the University of Toronto.

Virtual Summer Series Session 2: The air and climate implications of energy access in Northern India: A case study in two villages