Mai Lee Chang did not envision becoming a NASA engineer. At the age of six, her family settled in the U.S. as refugees of the Vietnam War. During her senior year in high school, her physics teacher suggested that she look into engineering as a potential college major. Mai Lee is an engineer at the Johnson Space Center within the Human Systems Engineering and Development Division. She started her career at NASA as a co-op student. Part of the "Women@NASA" series.