Issai Schur, on the other hand, continued to produce Ramseyan mathematics, and moreover directed and inspired his PhD students Richard Rado, Hildegard Ille and Alfred Brauer to do the same.”[5] She received her doctorate in mathematics in 1924.
[2][6] Beginning on April 1, 1925, she was a year-long scholarship holder at the Kaiser Wilhelm Institute for Physics, which was headed by Albert Einstein at the time.
After marrying in 1928, due to German law she was not allowed to work for pay; however, she did review papers about mathematics.
[2] The 1940 United States census records that she was a part-time teacher of German at William Penn College.
[2] Her parents were Agnes Clara Bertha Thurm and Otto Friedrich Carl Ille.