[1] She is best known for helping the team win the foil silver medal for the U.S. at the 2008 Beijing Olympics, along with teammates Erinn Smart and Hanna Thompson.

Born in Seattle, Washington, Cross attended the Brearley School in New York City.

She graduated from Harvard College (Bachelor of Arts in Biology) and the Perelman School of Medicine at the University of Pennsylvania, and is currently a pediatrics resident at Boston Children's Hospital.

In 2004, she won gold medals in both the U19 Foil and U19 Epee at the USA Fencing National Championships.

Cross has stated that her favorite person to fence is Italian foil superstar Giovanna Trillini.