In the nearly 20 years that followed, Vonnegut published several novels that were only marginally successful, such as Cat's Cradle (1963) and God Bless You, Mr. Rosewater (1964).
Sepanjang dua puluh tahun setelahnya, dia menulis novel-novel yang hanya hampir-hampir sukses, seperti Cat's Cradle (1963) dan God Bless You, Mr. Rosewater (1964).