If ever there was a book that successfully kept up with the changing dynamics of the financial market, it was A Random Walk Down Wall Street. As a best-selling investment classic in the world for nearly 40 years, this book is characterized by keeping pace with the times and continuously updating its editions. Since its publication in 1973, it has been updated 10 times. This book can help both professional investors and senior citizens about to retire develop appropriate investment strategies. In addition to serving these groups, the book has become a common reference book for MBA investment courses throughout the United States.