
Derrick Niederman
Derrick Niederman is a mathematician turned investment writer. A graduate of Yale University, he is the author of several previous books on numbers and finance, including What the Numbers Say, (Random House US 9780767909990) and The Inner Game of Investing (John Wiley & Sons, 9780471314790). He has written a series of mathematical puzzle books in the US, and is a regular contributor of crossword puzzles to the New York Times. He lives in Massachusetts. 