CEO and Founder, Climate Adaptation and Engineering

Kris (Christine) May, PhD, PE

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Kris is an engineer and scientist with over 25 years of experience providing leadership and technical expertise related to climate change resilience and adaptation strategy development, with an emphasis on coastal environments, sea level rise, groundwater, and extreme hazard analysis. Kris enjoys helping communities develop climate adaptation plans that are actionable and equitable, based on the latest climate science, with tangible roadmap (pathway) for implementation. Kris is currently serving as a lead author for the Fifth National Climate Assessment, a technical working group member for the New York State Climate Assessment, and previously served as a lead author of the Fourth National Climate Assessment.

Director, Innovation, Flood Risk and Climate Adaptation

Mike (Michael) Mak, MSc, PE

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Mike is a water resources engineer with over a decade of experience in climate change vulnerability and risk assessments, extreme hazard analysis, coastal and riverine flood modeling, watershed and stormwater management, and ecological restoration. His expertise is applied to both built and natural environments, including large-scale multidisciplinary projects supported by green and gray adaptation solutions that reduce flood risks and provide ecological and social equity benefits. Mike also has extensive experience in analyzing large global scale climate datasets and translating the best available climate science to inform climate resilience planning and communicate climate risks to decision makers, stakeholders, and public audiences through concise language and innovative visualizations.

Director, Science Policy and Engagement

Juliette Finzi Hart, PhD

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Juliette is an oceanographer, focused on marine and climate science policy, and stakeholder engagement. Dr. Hart has led research on oceanic carbon and nitrogen cycling, coastal resilience, and climate adaptation for 20+ years. She specializes in translating complex coastal and climate science to make it useful, usable, and accessible for all audiences. This includes developing web-based and written guidance documents, convening engaging in-person and virtual workshops, presenting to community-based organizations, executive leadership, and many others in between. Juliette currently serves as a contributing author on the Coastal Effects chapter for the Fifth National Climate Assessment and served as a contributing author on the Coastal Effects chapter for the Fourth National Climate Assessment. She was an invited author and research contributor for CA Fourth Climate Assessment.

GIS Manager and Analyst

Mark Lightner, GISP, CFM

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Mr. Lightner is a Geographic Information System (GIS) Analyst with over a decade of experience bringing innovation and automation to climate change and flood mapping projects. He has used his technical expertise to develop the “one map equals many futures” sea level rise and storm surge inundation mapping available on the Adapting to Rising Tides Shoreline Flood Explorer, and is currently expanding on this work to look at the impacts of sea level rise on the shallow groundwater layer. Mr. Lightner is experienced in python scripting and automation techniques, web-based database management, and developing web-based geospatial applications and tools that can support stakeholder engagement and decision-making processes.

Marine Geographer and GIS Analyst

Abby Mohan, MSc

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Abby Mohan is a marine geographer and GIS analyst who works on the intersections between coastal use, coastal policy, coastal science, and best practices in communicating these complex issues to the public. Abby is active in the maritime community and serves as the Vice Chair of the Greater Farallones National Marine Sanctuary Advisory Council (GFNMS). Abby also supports climate change vulnerability and risk assessments with a focus on sea level rise and emergent groundwater. Abby has worked with the GEF Blue Forests project translating the experiences of project managers from carbon and ecosystem service based mangrove conservation and restoration in seven countries (Abu Dhabi, Dominican Republic, Ecuador, Indonesia, Kenya, Madagascar, and Mozambique) to develop lessons learned, tools and guidance to replicate and scale up successes from these pilot projects. Abby is also a licensed captain and enjoys being out on the water every chance she can get.

Resilience and Flood Risk Management

Maryellen Hearn, MSc

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Maryellen is a resilience and floodplain management specialist, with a primary focus on flood risk assessments and climate adaptation. She has been supporting the Port of San Francisco’s Waterfront Resilience Program since 2018, providing the critical intersection point between the multi-disciplinary team focused on seismic and flood hazards as well as long-term resilience. Maryellen’s background also extends to multi-disciplinary projects with an environmental focus, bringing together aspects of socio-economic science, social equity, sustainability, and resilience in planning for flood and disaster risk reduction. She uses GIS software to collect, organize, analyze, and present geospatial data for local and international projects. Maryellen is also active on the volunteer front and served two years as the Representative for Disaster Risk Reduction on the Advisory Board for the international nonprofit Water Youth Network.

Climate Science Analyst

James Neher, PhD Candidate

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James is a PhD candidate (on leave) at the University of California Berkeley, and an Engineering in Training (EIT) with a background Civil and Environmental Engineering, including environmental fluid mechanics and numerical modeling. He is experienced in data analysis, visualization, and predictive modeling, and proficient in multiple coding languages including. Through his academic experience he has , developed strong collaboration skills and he enjoys communicating about his research to technical and lay person audiences. His PhD research focused on meso- to micro-scale coupled simulations of flow over complex terrain, and he is bringing these skills to our current collaboration with the Lawrence Berkeley National Laboratory looking at how atmospheric rivers and extra tropical storms throughout the Bay Area will change with a warming climate.

Environmental Engineer

Daisy Ramirez Lopez

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Daisy is a recent graduate of the University of California, Merced with a bachelor's degree in Environmental Engineering. She has a solid background in research and report development, along with a personal passion for improving both our natural and built environments. Daisy is supporting the "Shallow Groundwater Response to Sea Level Rise" project funded by the California Resilience Challenge. Her educational background and previous internships have helped her develop strong technical and communication skills that will be an asset across multiple projects.

Environmental Scientist, GIS and Data Analyst

Katie Riles

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Katie is an environmental scientist with expertise in GIS and data analysis for complex earth science and water resource challenges. Katie has a broad range of experience using python and ArcGIS Pro to develop customized applications, such as extracting information from aerial and satellite imagery, populating appropriate attributes based on specific criteria, and developing interactive online maps and dashboards to communicate information to decision makers and the public. She has extensive experience with the ESRI suite of tools, including geoprocessing and spatial analysis tool kits, and is highly skilled in using the Google Earth Engine for analysis of remotely senses imagery and data sets.

Consultant, Environmental Scientist, GIS and Data Analyst

Lindsay Luchinsky, MSc

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Lindsay provides support to Pathways as an environmental data scientist with expertise that spans sustainability, biodiversity, conservation, groundwater, green energy, and environmental policy. Lindsay uses both qualitative and quantitative data analysis methods, best-practice statistical approaches, data processing in Python, and data analysis and visualizations using ArcGIS. Lindsay excels in developing data analysis approaches that meet the needs of the project team as well as decision makers.

Consultant, Community Engagement and Climate Resilience

Yanna Badet, LEED AP

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Yanna provides support to Pathways as an Environmental Scientist (Umweltwissenschaftlerin, Dipl.) with a specialty in community engagement, resilience, and sustainability planning. She has more than 20 years of experience advising governmental agencies, cities, and firms in California and Germany. Ms. Badet has also managed climate change mitigation, adaptation, and sustainability projects. Ms. Badet has the unique ability to explain complex, technical analyses to all levels of stakeholders, and build consensus among a varied array of community officials, agency staff, academia, NGOs, and community members. She led the community engagement for several large infrastructure and resilience-focused projects, reaching millions of people. Ms Badet is bilingual in English and German and fluent in French.