[3] When she became pregnant with her son Michael, she hid the child in a sanitarium and posed as a nurse in order to visit him.
[6][9] Eric then moved to the United States and Edith and Michael lived on a kibbutz in Palestine, what would soon become Israel.
[8][6][10] Flagg started her career after arriving in New York in 1948 as a seamstress, progressing to design, then later in Los Angeles, California, working in the Garment District.
She discovered a type of polyester called Crimplene which was being produced by Imperial Chemical Industries out of Leeds, England.
[1][2][3][12] Edith Flagg, Inc. expanded from a successful dress manufacturing company in Los Angeles to an international design house with offices and showrooms in New York, Chicago, Atlanta, Cleveland, Los Angeles, San Francisco, Dallas, Charlotte and London, as well as a factory in Hong Kong.
[10] She was an active contributor to California Apparel News and Women's Wear Daily in a weekly column titled "By the Way.
"[1] Later, she often appeared on the television show Million Dollar Listing Los Angeles to offer business advice to her grandson, Josh Flagg.
When Josh was fourteen, he wrote A Simple Girl: Stories My Grandmother Told Me, a book about her survival during World War II and her career.
[14] Flagg and her husband were the recipients of multiple awards from the National Conference of Christians and Jews and The United Jewish Welfare Fund.