Strategy is moving out of the C-suite. More and more companies are involving not just their executives, but employees on the shopfloor and even stakeholders outside of the firm to devise their strategy.

Christina Wawarta, Associate Fellow at Warwick Business School and Senior Manager Corporate Strategy at Europe's biggest home appliances manufacturer BSH, explains how open strategy works and its advantages.

She also details the tools companies will need to carry out their own open strategy process to Core Insights host Trevor Barnes. For more on open strategy read 'Six lessons on open strategy from Wikimedia' and 'What tools do firms need for open strategy'.