AZMNA 2024 Executive team & Board of Directors

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LoriAnne Barnett Warren works full-time for Arizona Department of Forestry and Fire Management as the Specialized Forestry Program Administrator, overseeing the staff in the Urban and Community Forestry, Forest Health and Invasive Plants, Forest Legacy, and Forestry Outreach Programs.  She has a Master's degree in Environmental Science and Education and has worked as an environmental educator for over 20 years. LoriAnne is a certified Professional Environmental Educator and Member of the Arizona Association for Environmental Education. View her LinkedIn profile here.

Gabby Hebert is currently the Director of Organizational Learning for Girl Scouts Arizona Cactus-Pine Council where she oversees the learning strategy for the organization and is part of the DEI leadership team. Prior to that Gabby served as the Director of Education for the Phoenix Zoo for 15 years. Gabby has also served on several other non-profit boards, is a certification mentor/reviewer for Arizona Association for Environmental Education. Gabby joined Master Naturalists when she co-developed the South Mountain Chapter of AZMN before it became the Maricopa Chapter. She has a passion for the outdoors and for helping people understand how to care for the world around them. Gabby loves travel, reading, gardening, pottery and lives in Phoenix with her husband, daughter and four cats.

Juanita Armstrong-Ullberg is a Natural Resource Specialist for Maricopa County Parks and Recreation Department.
She has a B.S. in Biology and an M.S. in Environmental Biology. She is responsible for developing the natural resource program for the parks with over 20 years of experience managing high-quality natural areas, developing programs for citizen science programs, and working with volunteer groups. 

Molina Walters, Dr. Mo, has been a Clinical Professor at Arizona State University since Fall 2004. She teaches elementary and secondary science method courses and environmental education courses. Dr. Mo is the program coordinator for the Environmental Education Program of Distinction Certificate and the developer of numerous science professional development opportunities. She is a Barrett Honors faculty and a Study Abroad program advisor leading a yearly study to Costa Rica.

Jess (She/Her) lives in downtown Phoenix on O'odham and Hohokam land. She works on the Barry M. Goldwater Range as a Lead Biologist working towards the conservation of the endangered Sonoran Pronghorn. Outside of work, Jess enjoys being a master naturalist, of which she is now the President in Maricopa, planting a native garden for pollinators from wasps to bats, corralling her three unruly cats for snuggles, and finding any opportunity to lavish the wonderful people she meets every day, in all walks of life, with what her partner lovingly calls her "awkward sincerity."

Maria grew up exploring the woods of southern Indiana, and lived in Colorado and on the Appalachian Trail before making her way to the Central Highlands of Arizona over a decade ago. Maria holds a degree from Embry-Riddle Aeronautical University in Prescott and serves as the Education Director for the Highlands Center for Natural History on the Prescott National Forest. She is a Certified Interpretive Guide through the National Association for Interpretation, and considers helping others connect with nature a true privilege. She also volunteers on the board of Prescott Audubon Society and with Grand Canyon National Park’s Preventive Search and Rescue (PSAR) Program.

Chris Schneider is a deeply-rooted, insightful nature connector.  She brings 29 yrs of corporate leadership experience and is a nature-based leadership guide for the Center for Nature and Leadership.  She is a certified interpretive educator, certified master naturalist, and president of The Central Highlands Master Naturalist Chapter. Chris is dedicated to outdoor youth education, actively co-leading and teaching elementary students in outdoor habitat environments.  She gives her leadership and volunteer service to the Grand Canyon Nat'l Park, the Grand Canyon Trust, and the Highlands Center for Natural History.  A poem Chris greets each day with:  Lessons for living a life ~ Pay attention, Be astonished, Tell about it.  Mary Oliver

Christine Chalumeau is a Certified Master Naturalist, Lean Six Sigma trained, and she has completed a UC Berkeley certificate program for Hazardous Materials Management. Using these skills, she managed staff to propose engineering and construction solutions for remediation, reclamation, and closure of hazardous dumps and mine sites throughout the Unites States. She is experienced working with state, local, and federal agencies and various business sectors including environmental planning, regulatory compliance, energy, transportation, and water. Christine now focuses her activities on the preservation and protection of natural resources within Arizona and the rescue and rehoming of Weimaraner dogs.