The method forces you to dig deeper into the product you are building than simply using user stories to define a product.
Donnellon, Anne, and Joshua D. Margolis. "Medisys Corp.: The IntensCare Product Development Team (Brief Case)." Harvard Business School Teaching Note 094-062, October 2009.
LA New Product Development Team is a cross-functional organization of talented engineers, designers, and entrepreneurs. LA NPDT helps turn business dreams into reality by providing high quality ...