She taught history at Wellesley College, and wrote mostly about Turkey, including a book, Beyond the Sublime Porte (1931).

She joined the history faculty of Wellesley College in 1920, became a full professor in 1935, and retired with emeritus status in 1943.

[6] Miller was described as "the first foreigner whom the Ottoman government permitted to enter the harem of Seraglio Palace".

[8] She was a fellow of the Royal Geographical Society,[9] and a member of the Foreign Policy Association's committee on the Lausanne Treaty.

[10] Miller's Beyond the Sublime Porte (1931) was reviewed in The New York Times as "an important and scholarly book.