During his term of office, Heman Sweatt, a black man, applied for admission to The University of Texas Law School, which was then segregated for whites only.
Sellers opposed Sweatt's admission, citing the "wise and long continued policy of segregation of races in the educational institutions of the state.
"[2] Sellers ran for Governor of Texas in the crowded Democratic Primary in 1946.
Judge Grover Sellers owned and operated one of the early Jersey Herds in Hopkins County on his farm in the Star Ridge Community.
Sellers is considered one of the "moving forces" in bringing the dairy industry to Hopkins County.