Liberty, who has Down syndrome, was chosen out of more than 500 applicants from 42 states and 11 countries, according to the release.
Nothing Down provides support, education and opportunities for individuals and families that have been affected by Down syndrome. According to the press release, it aims to end the stigma of Down syndrome through school programs, social media campaigns and documentaries.
Liberty lives in Cedar Park with her mother, Marne; father, Blake; brother, Tennyson, 10; and sister, Winter, 5.
Liberty's work as an ambassador may be followed online at www.facebook.com/nothingdown, www.instagram.com/nothingdownorg and www.nothingdown.org.