"Second-Class Citizen" is a poignant narrative about a young Nigerian woman, Adah, who dreams of getting an education and moving to the United Kingdom. Despite cultural and societal obstacles, Adah manages to achieve her dream but is met with more hardship as she faces racial discrimination, an abusive marriage, and the struggle of raising five children in a foreign land. Through her resilience, she continues to strive for a better life, depicting the struggles of immigrants and the strength of women.

The book is a detailed examination of the living conditions of the poor in New York City in the late 19th century. It provides a vivid and often shocking account of life in the slums, tenements and sweatshops of the city, based on the author's own investigative journalism. The book had a significant impact on public opinion and led to changes in housing laws and social policy.

"The Battle with the Slum" is a historical documentation of the living conditions in the slums of New York City during the late 19th and early 20th century. The author, a social reformer and journalist, provides a detailed account of the overcrowded and unsanitary conditions that the city's poor were subjected to. The book also highlights the efforts of the government and philanthropists to improve these conditions and eradicate the slums, emphasizing the importance of housing reform and social welfare in urban development.

The novel follows the life of a young boy named Pelle and his father Lasse, who migrate to Denmark from Sweden in search of a better life. They find work on a large farm, where they are subjected to harsh conditions and exploitation by the upper classes. Despite the struggles and injustices he faces, Pelle is determined and optimistic, embodying the spirit of the working class and their fight for a dignified existence. His journey from a poor laborer to a self-made man is a testament to resilience and the pursuit of social justice, reflecting the broader labor movement of the time.

"Say You're One of Them" is a collection of five stories, each set in a different African country, that provides a heart-wrenching look into the lives of children trying to survive in the face of unimaginable hardship. The stories deal with issues such as child trafficking, religious conflict, and poverty, presenting the harsh realities of life in Africa through the innocent eyes of children. The book is a powerful exploration of the resilience and hope of these children in the face of adversity.

The novel follows the inspiring journey of a young Nigerian girl who yearns for an education and a better life beyond the confines of her small village and the oppressive customs that limit women's opportunities. Despite being trapped in a series of servitudes after being sold into marriage at a young age, she refuses to let her dreams be silenced. With indomitable spirit and determination, she navigates through a myriad of challenges, using her "louding voice"—her bold, resolute inner voice—to speak out for herself and others like her, in pursuit of her ambition to learn and to be heard in a world that often tries to quiet the voices of girls and women.