Content Abstract: Catherine Fahringer (née Compton) gained local and national recognition as a full-time activist and author promoting the separation of church and state. The collection contains correspondence, newsletters, articles, essays, and awards documenting Catherine Fahringer’s efforts in promoting the separation of church and state. Specifically, the papers convey her role within the Freedom From Religion Foundation and its San Antonio chapter, Freethought Forum. The collection is divided into three series: Correspondence, Printed Material and Awards. Correspondence makes up the bulk of the collection and two additions consisting of personal and business correspondence, memos, some clippings, and newsletters.