Katie Holten is a visual artist and environmental activist. She has created Tree Alphabets for New York City and Ireland and in 2015, published the book About Trees. Holten represented Ireland at the 50th Venice Biennale. Her work has been exhibited in museums internationally, including in solo exhibitions at the Contemporary Art Museum St. Louis, New Orleans Museum of Art, Bronx Museum, Nevada Museum of Art, and Dublin City Gallery The Hugh Lane. She is currently creating How to Live Forever, a children’s picture book about a nonbinary time-traveling tree bud. Her book, AThe Language of Trees, will be published by Tin House in 2023.