Industries sometimes are dominated by one market leader for many years. These successful companies are called `Summer Champions' by Carol Velthuis, referring to the natural seasonal cycle of businesses. The question is how a company can stay in the summer of this cycle for as long as possible. To identify these `Summer Champions' Velthuis has analysed forty global industries and determined the growth rates and market shares of 500 companies over a period of six years. Fifteen companies emerge as having been global market leaders and also having outgrown the market over the entire period. Amazon, Apple, Disney, eBay, Google, Starbucks and others are enjoying a `long summer'. Summer champions defy the wisdom of conventional strategic theories. They concentrate on the long run, they have deep understanding of their customers and their operation, they excel in both quality and cost, and they have strong, shared values. Attributes which many companies, for example in the financial sector, were lacking in the past few years