The provided excerpts from an article detail the life, education, and career of Helen Keller, a renowned author and activist who was deaf and blind from a young age. The text outlines her early life in Tuscumbia, Alabama, her recovery from an unknown illness, and the crucial relationship with her teacher, Anne Sullivan, who taught her to communicate. Furthermore, the source highlights Keller's formal education, culminating in her graduation from Radcliffe College, and focuses extensively on her political activism as a Socialist, suffragist, and founding member of the ACLU, advocating against industrial oppression and for workers' rights. Finally, the material summarizes her numerous published works, companions after Sullivan's death, later life, and the various portrayals and posthumous honors she received, including the Alabama state quarter featuring her image in braille.

The text provides an extensive overview of the life and work of the Spanish architect, Antoni Gaudí, focusing on his biography, architectural style, and notable projects. It begins with key biographical details, including his birth and death dates, cause of death (tram accident), and Catalan heritage, while also discussing the controversy surrounding his birthplace and his profound religious and cultural influences. The majority of the text meticulously details his architectural evolution, from Orientalist and Neogothic phases to his final, organic naturalist style, highlighting his innovative use of geometric forms and materials like trencadís, with his masterpiece, the Sagrada Familia, serving as the culmination of his genius. Finally, the text confirms the international recognition of his work, mentioning the UNESCO World Heritage status of several projects, and notes the ongoing process for his potential beatification by the Catholic Church.

The source provides an extensive biographical and academic overview of Marie Curie (Maria Skłodowska), detailing her life from childhood in Poland to her groundbreaking scientific career in France. It thoroughly documents her Nobel Prizes in Physics and Chemistry, her work with husband Pierre Curie on radioactivity, polonium, and radium, and her eventual role as the first female professor at the Sorbonne. Furthermore, the text examines the personal and public challenges she faced, including struggles for education as a woman, the intense media scrutiny during the "Langevin-Affäre," and her vital contributions as a radiologist during World War I. Finally, it includes a list of her scientific publications and posthumous recognition, such as naming elements and institutes after her, and discusses how her public image was shaped after her death.