Joanna Tibbett was the vice-president for President Tandi replacing Frank Carlson. When Tandi died, Tibbett was then sworn into office as president. However, she lost her office after a vote of no confidence in 2253 and replaced by Wendell Peterson, after 38 NCR citizens were murdered by raiders in the Mojave Wasteland.
- Fallout: New Vegas Official Game Guide Collector's Edition p.458: Important Dates:
2253: "President Tibbett is removed from office by a vote of no confidence following her "timid" response to the massacre of 38 NCR citizens at the hands of Mojave raiders. Her replacement, President Wendell Peterson, orders three battalions of NCR infantry into the Mojave."