William Anderson (born 1952) is an American author, historian, and lecturer. He is a specialist in the subject of Laura Ingalls Wilder and her times. His interest in American frontier began after reading Little House on the Prairie. While attending Albion College as an undergraduate student majoring in English and History he worked for the Laura Ingalls Wilder Memorial Society in DeSmet, South Dakota. He is a director of the Laura Ingalls Wilder Home and Museum in Mansfield, Missouri and is a board member of the Wilder Home Association which runs the museum. He works as a teacher in Michigan.