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In page Letitia Fairfield:

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Despite many differences, Fairfield and her sister Cissy remained on the same political page throughout their lives. They both joined the Fabian Society, for whom Fairfield spoke publicly and wrote regularly on female health issues. She was appointed as their Executive, put this down to her 'scarcity value' as a woman doctor. However, she was forced to leave the group shortly after World War I, as her political interests were no longer deemed compatible with advancement in her career with the LCC.[citation needed]