Sarah Maisonneuve
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Sarah Maisonneuve
Sarah brings 15 years of experience developing and managing science-based education programs, as well as ecological research and conservation projects around the globe. She has worked in a wide variety of contexts and ecosystems, from urban forests in Boston, MA, to agricultural communities in eastern Colorado and rural villages in east Africa. In 2009, while conducting fieldwork for her PhD in Ecology in Ruaha National Park, Tanzania, she founded a non-profit there dedicated to protecting elephants and improving human livelihoods. Sarah believes passionately in the importance of connecting people with nature for the benefit of both, and she is especially focused on ensuring people from traditionally under-resourced communities share in those opportunities. Sarah is a Colorado native and loves hiking and backpacking with her rescue pitbull, Winston.
Simon Breen
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Simon Breen
Simon Breen (he/him/his) has worked to provide transformative, equitable access to outdoor education and recreation in San Diego County since 2014. He's an advocate of thinking globally and acting locally, and fostering environmental stewardship via experiences that build a lifelong connection to nature. As EDI's Education Director, he oversees the organization’s endeavors to engage students, families, and communities in the outdoors. Simon's academic background has spanned natural resource management, wildlife conservation, environmental education, and anthropology. He holds dual masters’ degrees from Cornell and Oxford Brookes University, and a bachelor’s degree from San Diego State. He also served as a Peace Corps volunteer in Nicaragua, where he promoted environmental education, agricultural extension, and community outreach. In 2021, he received the Olivenhain Municipal Water District’s “Educator of the Year” award. When he's not bringing people to nature with EDI, he enjoys adventuring outdoors in his free time with his wife and their shaggy rapscallion of a dog, Maui.
Ida Kaller-Vincent
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Ida Kaller-Vincent
Ida has over 17 years of experience as a marine and wildlife biologist. She has worked in not-for-profit, government, academia, and consulting roles in various countries. She has led conservation research expeditions worldwide, training citizen scientists in field research and wildlife conservation, and managed wildlife conservation projects in a variety of ecosystems and across a large range of species. Ida holds a B.S. with honors in Marine Biology and Zoology from the University of Queensland, Australia, and a Master’s Degree in Environmental Science from Murdoch University, Australia. She is passionate about nature conservation and a strong believer that through citizen science and community involvement, we can foster environmental stewards and help protect threatened species and our local ecosystems here in San Diego County. She is also an avid mountaineer and is a published author of a novel and children’s book, and she has produced and directed two documentary films featured at various film festivals.
Ashley Mota
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Ashley Mota
Ashley (she/her) is a San Diego native with a background in horticulture and business administration, earning 3 associates degrees and 4 certificates from Cuyamaca College. Her passion for the outdoors roots back to childhood where she was often found in the garden with her mom. She is equipped with years of experience from plant nurseries and distribution, floral design, office administration, and volunteer work for multiple organizations around San Diego. Though she began work with EDI while living in San Diego, she has relocated to Salem, Oregon, and continues to work with us from there! Ashley loves problem-solving and keeping things organized for EDI behind the scenes. If she's not crafting, she's exploring the outdoors with her husband and high school sweetheart, Steven. She is thrilled to be part of the EDI family, and contribute her love of organization, commitment to the environment, and excitement for nature to our community!
Ashley Ersepke
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Ashley Ersepke
Ashley is a science illustrator and naturalist from San Jose, California. She earned her Bachelor of Science in ecology and evolutionary biology from University of California, Santa Cruz and her graduate certificate in science illustration from California State University, Monterey Bay. Projects from her artistic career include illustrations for published research, an insect field guide, a children’s book, and many botanical and zoological portraits. She draws most of her inspiration from the various habitats she has visited and species she has encountered throughout California. Ashley is a docent at the San Diego Natural History Museum where she enjoys teaching about the local species of San Diego - alive and extinct. She is thrilled to be a field instructor for EDI and to inspire students to find wonder in the natural world around them.
Lyla Schoenig
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Lyla Schoenig
Lyla is an enthusiast about all things plants. She graduated in 2022 from the University of California Santa Cruz with a bachelors degree in Plant Science. Lyla has worked as a horticulturalist at the UCSC arboretum, as an organic flower farmer, and as an outdoor educator, giving her a diverse ecological background. She grew up in Davis, CA, surrounded by agriculture and loves learning about advancements in sustainable farming practices. Lyla also loves botany and can be found hiking and keying out plants with her friends and family.
Grace Schmalz
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Grace Schmalz
Grace is a long-time lover of the earth, and has been hugging and climbing trees as long as she can remember! Hailing from North Carolina, she came to California in 2017 to earn a bachelor’s degree in Environmental Studies at the University of California, Santa Barbara. After graduating in 2021, she moved to San Diego shortly after to pursue a career of caring for people and nature. Grace has worked in nature and with kids for as long as she can remember, holding positions such as camp counselor, gardening apprentice, elementary school fundraising leader, and more. Her favorite job was in college, where she rode a specialized tricycle around campus to sort the recycling and compost in each waste bin to help her school meet their zero-waste goal. She is passionate about empowering children as well as adults and is so excited to be able to do so at EDI!
Dana Alagha
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Dana Alagha
Dana is a Psychology Major at Southwestern College, where she plans to earn her Bachelor of Psychology in 2025 once transferring to SDSU. She is fluent in Arabic and has worked with children for 3 years, with a focus on teaching and assisting those with behavioral, mental, and developmental disorders at public schools, private schools, and behavioral therapy clinics. Dana’s passion for teaching is as strong as her admiration for nature. In her free time, she is gardening and participates in outdoor activities such as hiking, outdoor bouldering, and mountain biking. She is delighted to be a part of the team and to help create positive and meaningful learning experiences for students.
Erin Francisco
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Erin Francisco
Erin (she/her) developed a lifelong love for wildlife while growing up in the Pacific Northwest. She has always found joy exploring the natural world and doing her part to protect its biodiversity. She got her start working with the environment in her high school’s Students Saving Salmon club, where she fell in love with both field work and environmental stewardship. During her undergraduate years at Cal Poly SLO, Erin jumped into several ecological research projects, helping with small mammal population and diet research, fish behavioral research, and a novel study on plant evolution. She graduates from Cal Poly in the winter of 2023 with a B.S. in Biological Sciences, concentrating in ecology, evolution, biodiversity, and conservation. Erin is passionate about science-based environmental stewardship and believes that learning to love and understand the natural world is the key to preserving it.
Jorge Marin
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Jorge Marin
Jorge (he/him/his) considers himself a true advocate and steward of nature. He earned his Bachelor’s degree in Animal Science and Biology at Cal Poly SLO. The significance of wildlife in environmental stewardship has always been a driving force behind his pursuits. One transformative experience that deepened his commitment to wildlife conservation was working abroad at a wildlife rescue center in Costa Rica during the summer of 2022. Working hands-on with sloths, anteaters, and monkeys, he witnessed firsthand the delicate balance between humans and wildlife and the importance of protecting these creatures and their habitats. In San Luis Obispo, he dedicated his time waist-deep in local rivers being an advocate of beaver protection and their wetlands habitat. He hopes to encourage his local community in San Diego to become stewards for the ecosystem services beavers provide for our environment. He is fueled by the belief that every individual can make a difference, and is eager to continue his journey in environmental stewardship to create a lasting impact on our world.
Allison Kaastra
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Allison Kaastra
Allison developed a strong connection with wildlife and nature watching Mutual of Omaha’s Wild Kingdom. This led her to America’s Teaching Zoo at Moorpark College where she degreed in animal care and training, zookeeping skills, and conservation education. Allison gained 16 years of experience at San Diego Zoo Safari Park and San Diego Zoo educating guests about ecosystems, nature, conservation, and animal care/nutrition, which cemented her love for connecting people to wildlife and conservation causes. In recent years, she shares her love of nature as an instructor with kids during visits, camps, structured NGSS lessons, hikes, and other animal encounter opportunities at The Living Coast Discovery Center. Allison says she is filled with true joy having the opportunity to be part of the EDI family. Seeing the spark of excitement when students explore and experience the natural world is inspiring to her. Outside work, she shares her home with her husband, son, 3 large dogs, and 10 cats. She raises fancy mice for pets, and also gardens succulents and fruit trees. She recently finished her Environmental Horticulture degree at SWCC, and received a master composter certification. She is driven to make a lifelong impact by continuing her education, and pursuing various training and certifications in conservation and championing sustainability. A quote Allison lives by is:
"In the end, we will conserve only what we love; we will love only what we understand and we will understand only what we are taught."
Stacey Vielma
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Stacey Vielma
With her lifelong love for all things in nature, Stacey has trained and worked in the Naturalist field since 2012. Starting with training as a Canyoneer Field Guide for the San Diego Natural History Museum, she went on to be Vice President and President for four years, and is still an active guide for the group. Naturalist and Interpretive training continued with California Chaparral Institute and the National Park Service. With so much training under her belt, Stacey started working as an Outdoor Instructor for many different San Diego Non-Profit organizations in 2015, which she continues to do to this day. Still wanting to teach love and respect for science and nature, Stacey also cares for all the live animals in the San Diego Natural History Museum.
Katherine Gordon
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Katherine Gordon
Katherine (she/her/hers) came across Earth Discovery Institute while hiking through Crestridge Ecological Reserve. She wants to work with EDI because she will be directly serving her local community in some of San Diego’s natural spaces. She is excited about helping educate our future scientists, conservationists, educators, and innovators, learning more about the species that live right in her backyard, participating
in habitat restoration projects, and supporting EDI.
Aaron Gordon
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Aaron Gordon
Aaron is originally from Ohio and spent every moment he could camping (until it got too cold). He worked in greenhouses in Ohio as well as a survival wilderness guide in Ontario Canada. In 2021, Aaron moved to San Diego (where he doesn’t have to worry about it getting too cold). Aaron is currently a biology major at San Diego Mesa College and is planning to transfer to a university in 2025. He enjoys everything outdoors like gardening and landscaping, hiking, and cycling. He is super stoked about educating the youth and local families about the many wonderful things about nature.
Sarrah Sparks
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Sarrah Sparks
Sarrah is a third-generation San Diegan whose love for animals was sparked at the San Diego Zoo. This passion led her to earn a Bachelor's in Animal Science at UC Davis and to volunteer with animal rehabilitation organizations in San Diego and Northern California. Transitioning to nursing, Sarrah became a Registered Nurse, working in various hospital settings, from delivering babies to psychiatric care. Now, as a school nurse, she blends her medical skills with a love for educating young minds. Outside of work, she is deeply involved in native plant restoration. Her family—high school sweetheart husband, energetic toddler, and furry companions—brings her immense joy. Whether exploring nature or tending to her garden, she is driven by a commitment to make a positive impact on both people and the planet.
Celesté Martinez De Luna
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Celesté Martinez De Luna
Celesté was born in Los Angeles, moved to Mexico, then Oceanside, and finally settled in Southeast San Diego for the past 20 years. She is a first generation college student, artist, mental health advocate, and social entrepreneur with a background in Social Psychology (BS), Education. Most of her experience has been in personal and career counseling, and over the last 4 years, she has deepen her relationship with the land through herbalism, farming, and community building. Celesté's career shift came from her desire to reconnect historically marginalized folks to natural spaces, healthy food, and overall self-sustaining practices. She is excited to work with EDI to help the next generation of earth's caretakers connect with and advocate for our shared home.
Mackenzie Karl
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Mackenzie Karl
Mackenzie is thrilled to intern with EDI this Fall! Participating in their environmental education programs and restoration initiatives aligns with her long-term career interests and pursuit of a Bachelor's in Sustainability at SDSU. She is eager to learn more about the inner workings of a service-based non-profit and how to successfully run engaging programs that support youth development and ecological preservation in our community. The hands-on internship experience will aid in Mackenzie's personal and professional growth and will increase her qualifications when she pursues a position in this field after graduating. She is grateful for the opportunity to gain insight into EDI’s operations and to be able to contribute to the impactful work we do!