This document provides an introduction to thinking differently and why it is important, especially within the healthcare system. It discusses how thinking differently has led to innovations that have transformed various industries. Within healthcare, thinking differently created the NHS and has led to improvements like keyhole surgery. The document encourages readers to challenge traditional ways of doing things and consider new possibilities, like using interactive TV to book appointments. It argues that thinking differently is needed to achieve reforms and make significant gains in effectiveness and efficiency. Examples are given of projects that emerged from rethinking traditional models of service delivery.