Manfred D. Laubichler, Science [A] brilliant biography, one can hardly imagine a better summary of Karl Pearson's fascinating life and complicated persona. --This text refers to the Hardcover edition. Review John Aldrich American Scientist : Exceeds all expectations in recreating the intellectual worlds in which Pearson tried to find a home. Manfred D. Laubichler Science : [A] brilliant biography, one can hardly imagine a better summary of Karl Pearson's fascinating life and complicated persona. Peter J. Bowler Nature : Highlights the complex route by which [Pearson's] quest for emotional and intellectual satisfaction led him towards . . . modern statistics. Jenny Marie Journal of the History of Biology : This book is a remarkable achievement. Richard J. Cleary The American Statistician : Very effectively conveys . . . that . . . [statistics allows students] to see the world in a new and beautiful way. Ramachandran Bharath MAA Reviews : Theodore Porter's Karl Pearson explores the fullness and richness of Pearson's intellectual and emotional life.