Lazarillo de Tormes is a seminal work of Spanish literature, published anonymously in 1554, that marks the beginning of the picaresque novel genre. It tells the story of a young boy, Lázaro, who navigates a harsh world through wit and survival as he serves various masters. This novel offers a critical social commentary on 16th-century Spain, exploring themes such as poverty, social class, and the hypocrisy of society.