What is a megaproject? And why do they so often fail to deliver their promised benefits on time and on budget. From the Pyramids to the Parthenon, and from Willie Brown's Transbay Terminal to Intel 'fabs' and Heathrow Terminal 5, our experts from VISION and Relevate unravel the mysteries. Featuring Billy Glennon, Connor Butler and Charles Spinosa, interviewed by Fraser Allen.

How to fix megaprojects

99% of megaprojects (capital projects costing $1 billion or more) fail to deliver their promised benefits on time and on budget. In this short series, a team of experts gathered together by international leadership specialists VISION explain why this, what the fix is and why it works.