Career
Initially elected to the British Columbia provincial legislature as a Progressive Conservative, she crossed the floor and joined West.A.C. Bennett in the British Columbia Social Cr Party before the watershed election in 1952. She was the second woman to be a cabinet minister in British Columbia, and the first woman in Canada to have a portfolio. In her role as Minister of Education, she introduced a new method of school finance that came to be known as the "Rolston Formula".
She was also instrumental in introducing what was effectively a sex-education program into the school curriculum.
She was defeated in the 1953 election by Liberal leader Arthur Laing.