Born in 1977 in Hoisington, Kansas, Kari K. Wahlgren graduated from Kansas University with a major in theater. She is best known for her ability to generate multiple, varied female voices. She has provided a multitude of voices for characters in video games, anime, and other animated movies, many of which are uncredited or attributed to a pseudonym such as Khari Wahlgren, Kari Whalgren, Kari Walgren, Kay Jenson, or Jennifer Jean.