​Anne Moore Siebecker - Trustee - Director

In addition to her role on our Board, Anne also serves as the New Weis Center's Director, and oversees the education programs, nature camps, marketing, development, partnerships and intern programs. Anne is a Ringwood, NJ resident with a deep appreciation for the region's rich history, natural beauty and abundant wildlife. After leaving the corporate world (Sony, Hunter Douglas) where she held positions as marketing manager and project leader, Anne earned a certificate in Green Technologies and Sustainability from Bergen Community College, and was certified as a Rutgers Environmental Steward in 2016. She was the recipient of the 2017 NJ Governor's Jefferson Award for public service in Environmental Stewardship, and received a Certificate of Appreciation at the 2018 & 2019 Russ Berrie "Making a Difference Awards". She is also a Green Advantage Certified Practitioner, is First Aid & CPR/AED certified, and Mental Health First Aid certified. In addition to her work at Weis, Anne serves as a Ringwood Environmental Commissioner, is a member of Sustainable Ringwood and a Ringwood Library Trustee. She enjoys engaging with the community, developing new programs, and mentoring our student interns.

Sarah Crosby - Senior Educator/Naturalist
Sarah grew up in Ringwood, NJ, studied Philosophy and Environmental Studies at Rutgers University, and has worked in environmental education throughout the state of New Jersey. She began as a junior counselor at The Weis Ecology center before its closing in 2012, and returned after the center reopened as The New Weis Center in 2016 as a Camp Counselor. She also worked as a field trip educator, and was promoted to Head Counselor in 2018. Sarah went to work as a seasonal Monarch Field Naturalist at NJ Audubon’s Cape May Observatory. Throughout 2019, she worked as an educator at the Watershed Institute in Pennington, NJ, while continuing to serve as an education advisor for The New Weis Center. We were thrilled to welcome Sarah back to Weis as our full-time Senior Educator & Naturalist, beginning in January 2020! She is First Aid & CPR/AED certified and Mental Health First Aid certified. Sarah is looking forward to sharing her knowledge and interest in forest ecology, biodiversity, botanizing and birding, and spreading love for the natural world that is right outside our backdoor by expanding our programs and engaging with the community.

Lauren Lynch - Assistant Educator/Counselor

​Lauren is a environmental science major at Ramapo College. She served an internship with us in Spring and Summer in 2019 and did an excellent job as a field trip assistant and summer camp counselor. Lauren previously worked for Plant Detectives Garden Center in Chester, NJ where she assisted customers with garden design and plant selection. She recently became certified in Mental Health First Aid. Lauren is excited to bring her extensive plant knowledge and love of the outdoors to Weis, and looks forward to offering public plant walks and Flow Arts and Hoop Dancing workshops.

LJ Barthelemy - Assistant Educator/Counselor

LJ is a graduate from Rider University, where he majored in Entrepreneurial Studies with a concentration in Philosophy. LJ has been a volunteer since 2016, and remains committed to the Center's success through the launch of his first venture, Elemental Roots, a sustainable agriculture company focused on Aquaponics, and is in the process of setting of a pilot project in one of our outbuildings. He hopes to create a unique system that can be easily scaled for commercial, personal and humanitarian usage. He also hopes to team up with local schools and education programs to teach youth about the importance of sustainable agriculture, which he sees as the future of food production which, if practiced responsibly, can lead generations to come to a healthy, greener future. LJ joins our education team in 2020 as an assistant field trip educator and camp counselor, and looks forward to sharing his interest in sustainability and the natural world with the students and community members who visit our Center for programs and events.

Tara Kolton - Assistant Educator/Counselor

Tara received her BA in English from Rutgers University, with minors in Geography and Cinema Studies. She is a local journalist who worked for nearly a decade at, covering towns in northern Passaic and Morris Counties. During her time as a managing editor and staff writer at the bi-weekly Suburban Trends, Tara became aware of the admirable efforts of The Highlands Nature Friends to preserve and restore the historic Weis property. In 2018, she was inspired to begin volunteering with The New Weis Center to support their mission to bring educational environmental programs to the community, and has assisted with the marketing and communications efforts and special events. An amateur naturalist, Tara looks forward to bringing her appreciation for the region's nature and the knowledge she has gained from hiking, birdwatching, and photography in the area to our programs.

Jeremy Strube - Buildings, Gardens & Grounds, Technical support
Jeremy has been involved with the Weis Center (then known as the Weis Ecology Center) since he came for his first visit as a toddler to see the lifecycle of the butterfly sign. He has attended many programs here through the years, and began volunteering in 2018. He assists with the upkeep of the garden and grounds, and helps maintain the buildings. Jeremy has recently received his Eagle Scout rank, and chose to plan and build a gaga ball pit at the center for his Eagle project. In addition to his volunteer work, he also works part-time for us after school and in the summer, and is a favorite with all of our Trustees, staff and interns!


We are fortunate to have two college interns from Ramapo College join us every year, as part of the "May H. Weis Environmental Award". The award was established In 1984 with a generous donation in May Weis’ memory by her son, Leonard W. Weis, Ph.D. It is a joint program between Ramapo College and The New Weis Center. Recipients of the award participate in a one-year paid internship and receive a full tuition scholarship for one semester at Ramapo College. They receive training and professional development, and assist with field trips, summer camps, and public programs.

Read about our 2020-2021 May H. Weis Interns: Anne Ortlieb and Alli Hapunik

We also accept interns of all ages throughout the year on a rolling basis. Depending on their experience and the nature of the internship, they may assist with field trips, nature camp, public programs, gardening, marketing and outreach. Learn more about our current Interns and Internship programs

Meet our hardworking Board of Trustees

Meet some of our wonderful volunteers


Meet Our Staff