French economist Thomas Piketty has given a new dimension to post-marxist economics and a dynamic view on capitalism in the twenty-first century. A New York Times best seller, the book is a well-documented account of the growing concentration of income in the hands of a small economic elite. It explains in comprehensively detail the dynamics of wealth and income inequality throughout the last two centuries. The book is also based on extensive historical and comparative data than were available to previous researchers that afford a deeper understanding of the underlying mechanisms. Piketty also highlights the evolution of economic powerhouses and how democratic societies must be pragmatic and unselfish in order to overcome the challenges that capitalism automatically. The book is considered to be a benchmark for understanding of economic history and a pathway to confront challenges of the future.