Lee Slider served as a cultural interpreter for the Macon County Conservation District, and from the 1960s on he was a leading activist for historical preservation, interpretation and education in central Illinois. He was also active in the field of archeology. He worked at the Homestead Prairie Farm in the Rock Springs Conservation Area southwest of Decatur for decades. The farm includes the Macon County Conservation District’s restored 1850-era log home. Slider is an award-winning cultural and historic interpreter.