Eliyahu M. Goldratt is best known as the father of the Theory of Constraints (TOC), a process of ongoing improvement that continuously identifies and leverages a system's constraints in order to achieve its goals. His business novel, The Goal, has been recognized as one of the bestselling business books of all time.
Mauricio Perez is a Latin American Spanish-language narrator who started his voice career in 1992 as a performer of urban music in Colombia. He has recorded books on a variety of different nonfiction topics.