Title: Perfect Rigor: A Genius and the Mathematical Breakthrough of the Century
Author: Masha Gessen
Short Description: Story of Grigory Perelman based on information from people who interacted with him. A lot of interesting stuff about life in general and mathematics education in particular in Soviet Union around 1980's. There is only one or two short chapters where the author tries to explain the mathematics but if you skip those you don't need any serious mathematical skills.