In 2009, she co-authored her memoir, titled A Princess Found: An American Family, an African Chiefdom, and the Daughter Who Connected Them All.

Culberson was born Esther Elizabeth Kposowa in Morgantown, West Virginia, to an American mother and a Sierra Leonean father.

[4] Culberson played basketball, served as student body president, and was the homecoming queen at University High School.

She discovered that her biological mother, a white woman from the United States named Penny, had died from cancer twelve years earlier and that her father, Prince Joseph Konia Kposowa, was a member of a Mende royal family.

Her father revealed that he had been a visiting college student when she was conceived, and he and her mother agreed they were too young and not financially suitable to care for a child at that time.

She has made appearances on the television shows Strong Medicine, In Case of Emergency, All of Us, Boston Legal, and The Secret Life of the American Teenager.

[16][17] In 2023, she served on a panel with Princess Keisha Omilana to talk about diversity and inclusion, racial representation, African royalty, and the role of monarchy in the modern day.