Jens Jensen was a Danish-American landscape architect born in 1860. He is best known for his work in the early 20th century, where he designed naturalistic parks and gardens, emphasizing the use of native plants. Jensen played a significant role in the development of the Chicago Park District and was influential in the Prairie School movement, which focused on integrating architecture with the surrounding landscape. Throughout his career, Jensen created several notable landscapes, including the Garfield Park Conservatory and the Indianapolis Museum of Art gardens. His designs often reflected his belief in the importance of nature for public health and well-being, making him a pioneer in the field of landscape architecture.