Question: Text Publishing is an independent Australian publisher of fiction and non-fiction, its authors include which American politician who served as the 44th President of the United States from 2009 to 2017?
Sentence (from "Text Publishing"): Its authors include Helen Garner, J. M. Coetzee, Barack Obama, Tim Flannery, Kate Grenville, Graeme Simsion, Peter Temple, Murray Bail, John Clarke, M. J. Hyland, Herman Koch, Lionel Shriver, Carlos Ruiz Zafón, among many others.
Relevant evidence: Yes