Barrett and Lodi are the United States Army's first ever sister General Officer tandem.

[7] Barrett graduated from Tufts University with a Bachelor of Arts in International Relations.

She also served as Commander, 160th Signal Brigade, Third United States Army, Chief Information Officer/Director, J-6 with United States Southern Command at Doral, Florida and Director, J-3 with White House Communications Agency.

[8] She has served in army assignments in the United States, Kuwait, the Republic of Korea, Germany, and Saudi Arabia.

Her younger sister, Paula Lodi, is a United States Army major general.