Caroline W. Casey is not mentioned in the provided text, which lists notable people named Thayer.
The provided text is an excerpt from a Wikipedia article detailing individuals with the surname Thayer. It lists numerous people across various fields including art, politics, law, military service, entertainment, sports, and academia. The excerpt begins by explaining the origin of the surname Thayer, noting it is of English origin, derived from the word for a skin dresser, and was found in Somerset. It then proceeds to list notable individuals, categorized by their relation to the name, such as members of the prominent Thayer family of Boston, and then a long list of individuals with the surname Thayer. There is no mention of Caroline W. Casey within this extensive list.