The book *Mikhail Vasilyevich Ostrogradsky* by Boris Vladimirovich Gnedenko is a captivating and insightful work that immerses readers in the world of one of Russia’s most remarkable 19th-century mathematicians and mechanics. Though Ostrogradsky’s name may not be widely known to the general public, he was one of the brightest minds of his era, and Gnedenko skillfully highlights his contributions to science and culture. This biography goes beyond mere facts, painting a vivid portrait of the time in which Ostrogradsky lived and worked. Readers will learn how, born in 1801 in Poltava, he became a foundational figure in the development of mathematical analysis and probability theory in Russia. Gnedenko shares fascinating details about his life, scientific achievements, and interactions with other eminent scientists of the period, such as Lobachevsky and Kovalevskaya. The book will appeal not only to specialists in mathematics and physics but also to a broad audience interested in the history of science and the evolution of human thought. It is suitable for students, educators, and anyone eager to deepen their understanding of Russia’s scientific heritage. Gnedenko crafts an accessible and engaging narrative, avoiding overly complex terminology, making the story understandable even for those outside the field. The themes explored extend beyond scientific discoveries to include philosophical reflections on the role of science in society and how the personality of a scientist can influence the advancement of knowledge and culture. Gnedenko emphasizes that Ostrogradsky was not just a mathematician but a person who lived through challenging times when science was beginning to break free from traditional constraints. His life and work symbolize a relentless pursuit of knowledge and openness to new ideas. Known for his clarity and logical style, Boris Gnedenko—renowned for his work in probability theory and mathematical statistics—has a talent for explaining complex concepts in an engaging and accessible manner. In *Mikhail Vasilyevich Ostrogradsky*, he employs rich language, sharp comparisons, and vivid imagery, allowing readers not only to understand but also to feel the atmosphere of the era and the significance of Ostrogradsky’s personality. If you are interested in great scientists, the impact of mathematics on the world, or simply wish to broaden your horizons, this book is an excellent choice. It will enrich your knowledge and inspire new discoveries and reflections on the role of science in our lives. Reading *Mikhail Vasilyevich Ostrogradsky* transports you into the fascinating realm of scientific exploration, where every step toward understanding is also a step toward understanding oneself and the universe. Ultimately, Gnedenko’s work is more than a biography; it is a journey into the depths of human thought and creativity. It deserves the attention of anyone who values science, history, and culture and will be a treasured addition to any library.