1) Legacy – 15 lessons into what it takes to create and keep creating excellence.

2) Turn the ship around – Marquet shows how he took a team from zero to hero through careful steps to transform their culture.

3) Good to great – a classic

4) Blink – any anything by Malcolm Gladwell

5) Surrounded by idiots – an easy to access summary of personality theories. It will make you smile as you recognise yourself and others around you.