Ms. Tatum is a graduate of Pasadena High School, and received her bachelor's degree in music from the University of the Pacific in Stockton, CA. She has studied voice privately with Conrad Immel and Frank Fetta.

In addition to voice-over and studio recording, she has been a soloist with the University of the Pacific A Cappella Choir and the Foothill Master Chorale and has performed as a soprano soloist in presentations of the Southeast Symphony “Messiah” and Dvorak’s Te Deum at Bel Air Presbyterian Church, and with the Los Angeles Bach Festival, Orpheus Lyric Theater, Opera West, the William Grant Still Performing Arts Society, the Redlands Bowl Summer Music Festival, the Bellflower Symphony, The Pasadena Community Orchestra, and in Sojourner at the Hudson Theater Backstage.

She was a long-time soloist/section leader in Canterbury Choir at All Saints Church in Pasadena, CA, and is currently a member of the Quartet at First German United Methodist Church in Glendale, CA. Ms. Tatum’s stage roles include Sister Rose in Jake Hegge’s Dead Man Walking, Mrs. Gobineau in Menotti's The Medium, First Lady in Mozart's The Magic Flute, Micaela in Bizet's Carmen, Clara in Gershwin's Porgy and Bess, Mimi in Puccini's La Boheme, Carmela in William Grant Still’s Costaso, First Lady in Mozart’s The Magic Flute, The Mother in Menotti’s Amahl and the Night Visitors, Ida in Gilbert and Sullivan’s Princess Ida, and Jean Wittner in Barbara Sherrill's musical Love, Here I Am.