 Alex Moazed, founder and CEO of Applico, defines a platform as a business model that creates value by facilitating exchanges between two or more interdependent groups usually consumers and producers of a given value.As a result of digital transformation, it is the predominant business model of the 21st century.In an op-ed on MarketWatch, Choudary, Van Alstyne and Parker further explain how business models are moving from pipes to platforms, leading to disruption of entire industries.