Grover Furr

Dr. Grover Furr is a Professor of Literature at Montclair State University. He also is a leading denier of crimes by Joseph Stalin. Perhaps most ironically, he teaches a class on protests, while also being an apologist for a dictator who killed dissidents.
Source: https://msuweb.montclair.edu/~furrg/ 
https://www.amazon.com/Blood-Lies-Evidence-Accusation-Bloodlands/dp/0692200991 
https://www.amazon.com/Khrushchev-Lied-Revelation-Khrushchevs-Communist/dp/061544105X