Pedzisa mutsara unotevera: Barnes akanga ari mukuru wezano rezvemitemo yomumba kuna Seneta Barack Obama munguva yake
Mushandirapamwe womutungamiri wenyika wa2008. Mushure mesarudzo, Barnes akashanda muchikwata chehutungamiriri cheObama-Biden Transition Project. Barnes akashanda semutungamiri weAgency Review Working Group yekuchinja.