"Parallel Lives" is a collection of biographies of famous Greek and Roman figures, written in pairs to draw comparisons between their lives. The work explores the influence of character on the lives and destinies of these historical figures. The biographies are not only a record of the lives of these individuals, but also provide insight into the times in which they lived, offering a unique perspective on the history and culture of the ancient world.

"Titan" is a comprehensive biography that delves into the life of one of America's most formidable and influential industrialists. The book meticulously chronicles his rise from modest beginnings to becoming a pivotal figure in the development of the oil industry, shaping both the economic and political landscapes of his time. Through detailed research and engaging narrative, the biography not only explores his business strategies and vast wealth but also provides insights into his personal philosophies, philanthropic endeavors, and the complex legacy he left behind, highlighting both his achievements and the controversies that surrounded him.