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Geoffrey Hobin, MPA,
Board President

Geoff Hobin, here, wearing a climate-data tie, is the Transit Authority of River City’s Capital Projects Administrator.  While administering TARC's federal and state grants, and managing its capital improvement program, he seizes opportunities to make TARC—and the community it serves—more economically and environmentally sustainable.  He managed the development of TARC’s sustainability program, installation of bike racks on all buses, construction of a LEED Gold-certified maintenance and training facility, introduction of battery-electric buses and many building energy efficiency projects.  While working to reduce TARC’s fleet emissions, he reduces his own by commuting to work by bicycle.

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Margaret Carreiro, PhD

Margaret Carreiro earned her PhD in Botany from Univ. of Rhode Island.  She taught in UofL’s Biology Dept. from 2001 until retiring in 2018.  Her research focused on plants and decomposer organisms, including their responses to fossil-fuels combustion and invasive species.  Her Ecology courses included climate change, its causes, impacts and solutions.  Dr. Carreiro wrote the Urban Forestry section of the Louisville's Climate Change Action Task Force's 2008 report to the mayor, and the Louisville Tree Board's guidelines for the first local tree-canopy assessment and its urban forest-management program.  Several LCAN videos feature Margaret, inspiring others to turn their yards into native species conservation areas.  She co-chairs our Book Club.

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Sarah Lynn Cunningham,
Co-Founder & Exec. Director

Sarah Lynn is a licensed environmental engineer, educator and, for 50 years, activist.  (She started young, and is older than she looks!)  She holds two interdisciplinary degrees from UofL: a Bachelor in Applied Science in environmental engineering and an MS in environmental education and environmental history.  After retiring from civil service, she began applying her practical experience to achieving clients’ energy efficiency and renewable energy goals.  After joining the int'l Climate Reality Project and being licensed by Al Gore to give her version of "An Inconvenient Truth," she co-founded Louisville CAN.  Besides teaching for LCAN, she teaches Building Operator Certification courses.


Phyllis Fitzgerald, Energy Conservation Educator

Phyllis has used her Bachelor and Master of Education degrees from UK and UofL, respectively, to design and teach energy conservation for decades.  Using no-to-low-cost techniques and lifestyle changes, she has presented conservation programs on WAVE3 TV and WCHQ radio, and while working for the nonprofit Environmental Alternatives, Inc., LG&E and Metro Air Pollution Control District.  Besides teaching weekly workshops at Dismas Charities St. Ann Center in West Louisville, Phyllis leads LCAN’s conservation workshops, focused on showing participants ways to lower their utility bills—and cool the planet.

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Cathy Smock, Board VP

Cathy Smock, who co-chairs the LCAN Book Club with board colleague Margaret Carreiro, has been advocating for environmental sanity ever since she worked on the successful campaign to stop the Marble Hill nuclear power plant, 25 miles from Louisville.  A nurse by training, she has lived her life in service to young people.  She raised three children, and taught knitting and crocheting to countless others at the local schools in the past 25 years. Taking inspiration from Cat Stevens – "Tell me, where will the children play?" – Cathy sees service to others as good, but service to the planet as imperative.

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Priya Darsi

Priya is a nimble product-management professional who brings high quality, high value solutions to meet the needs of consumers, and improves products based on data and metrics.  With expertise in Agile methodologies, she delivers projects on time and on budget.  She has a BS from the Vellore Institute of Technology (2006) in India, an MS from the University of Leeds (2008) (home of Louisville's English sister city) and an Associate's degree in Computer Information Sciences (2015) from the University of Louisville.  She and her husband are raising two young children.


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Monique Tilford,
Deputy Director

Over the past 25 years, Monique has worked as executive director for three environmental nonprofits, managing up to 20 staff, and helped raise tens of millions of dollars as development director or director of major gifts.  She also co-authored The New York Times best-selling book, “Your Money or Your Life” (2008 edition).  She has been on numerous boards, most recently serving as an elected elder at her church.  She earned her BA from George Washington University.  After spending much of her career in Washington, DC, she moved to Louisville in 2014 with her husband and two girls.  In her capacity as LCAN's Deputy Director, Monique oversees Services programming and fundraising.


Agastya Mishra, Kids Books Project Contributor

Agastya Mishra is a sixth grader at Meyzeek Middle School.  His passion is protecting our environment.  After reading about climate change and realizing that his generation's future is at stake, he decided he wanted to make a positive difference.  Lucky for LCAN, his research led him to LCAN.  He agreed to work on helping us to stock the shelves of our website's Kids Books and Videos pages. 


Besides volunteering for LCAN, he spends his time on computers, music, sports, hanging out with his friends and "build stuff."

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Tim Darst, CPA,
Board Treasurer

Tim Darst is an environmental science instructor at Bellarmine University and the Associate Director of Environmental Literacy at the Passionist Earth & Spirit Center.  He founded and is the former Executive Director of Ky. Interfaith Power & Light, a nonprofit organization helping people make the connection between theology and ecology.  He holds an MAT in environmental education from the University of Louisville, and a MA in Sustainability & Environmental Management from Harvard University.  He also serves on the Louisville Sustainability Council and Louisville Earth Walk boards and on the Metro Government Waste Management District’s Advisory Committee.


Deb McChane

Deb recently retired from a career as an actuary and consultant, advising large employers and unions in the design, pricing and administration of their employee benefit programs.  She earned a BS in actuarial science from the University of Nebraska.  She is a longtime volunteer at the Family Community Clinic in Louisville.  In retirement, her focus is on social and environmental activism, gardening, hiking, biking, camping and serving on multiple committees and projects at her church.

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Roger Ohlman,
Energy Analyst

After 43 years in the banking industry, Roger felt called to focus on climate and anti-racism initiatives.  He recently received a Kilowatt Crackdown award for his work with the Louisville Nature Center (LNC), where he first found ways to lower its utility bills, then assisted with installing solar panels, resulting in LNC achieving net-zero status!  With a small team of church members, he now helps First Unitarian Church in similar ways.  For LCAN, Roger analyzes clients’ energy usage to find ways to improve efficiency and lower costs.