Joad is a fictional character from John Steinbeck's novel, "The Grapes of Wrath." He represents the struggles of the working class during the Great Depression, particularly the plight of displaced families. Joad's journey reflects themes of resilience, family, and social justice as he seeks a better life in California. Throughout the story, Joad encounters various challenges that highlight the harsh realities faced by many during this era. His character embodies the spirit of perseverance and the importance of community, making him a symbol of hope for those affected by economic hardship and social inequality.