Question: Dolly Parton and Kesha both credit this women as a co-writer on their kit songs.  What is her name?
Sentence (from "Warrior (Kesha album)"): It features guest vocals from American rock singer Iggy Pop, who has been cited as a major influence on the album, as well as writing contributions from Nate Ruess from American indie rock trio Fun, American rapper will.i.am, singer-songwriter Bonnie McKee, The Black Keys drummer Patrick Carney, American rock bands The Strokes and The Flaming Lips and Kesha's own mother, Pebe Sebert.
Relevant evidence: Yes