[citation needed] In June 2008, Kois became the director of the DeCordova Museum and Sculpture Park in Lincoln, Massachusetts.
The observatory, still home to the largest refracting telescope in the world, is widely considered a landmark of modern science.
Between 2021 and 2023 the Yerkes Future Foundation raised $20 million towards the restoration of the observatory and a reimagining of its mission as home to a mix of research, science, arts and culture.
In 2022 Yerkes announced the hiring of astronomer Dr. Amanda Bauer as the Montgomery Foundation Deputy Director,[9] and re-opened to the public for tours and events.
A commissioned sculpture envisioning space-time by Brooklyn, New York artist Ashley Zelinskie was installed in 2023, [3] along with four miles of hiking trails.