Hoose a woman who during WWII significantly influenced military decisions for the Allied Forces

Discuss what she did and why, how her actions impacted the war effort, and any unique challenges she may have faced. What lessons can be learned from her actions? Please choose an actual person (i.e., not a representation such as Rosie the Riveter). You may choose someone who served in the armed services, a civilian who acted behind the scenes or an intelligence spy.
Essay must be 500 words or less