Ralph Ellison was a prominent African-American writer and intellectual who is best known for his novel, "Invisible Man". He used his unique voice to explore themes of identity, race, and social inequalities, and his work is still relevant today. Some synonyms for Ralph Ellison might include "author", "novelist", "essayist", "thinker", and "activist". Ellison's legacy continues to influence contemporary writers and thinkers, and his contributions to literature and civil rights make him a key figure in American history. Despite the fact that Ellison is no longer alive, his words and ideas continue to inspire and challenge readers around the world.