How would you define the Google brand? Also, some critics suggest that Google's innovation pipeline seems chaotic. Is there a danger your brand could be weakened by its relentless new product development?

What's the most valuable lesson you've picked up in your 30-year retailing career? Reinvent your business before a competitor does it first.

What's the most valuable lesson you've picked up in your career? 

What’s your golden rule? Less is more. Who has been your biggest influence? My wife. She ensures I keep things in perspective and constantly reminds me not to take life too seriously.

What’s your golden rule? ‘If it’s controversial, do it on the phone.’ And, whilst living in Switzerland for the last five years – ‘never eat yellow snow.’

What is your golden rule? You grow by recruiting new users and reminding lapsed or light users to buy again.

What’s your golden rule? If you’re not uncomfortable then you’re probably not trying hard enough.

What’s your golden rule? There’s always a way Who has been your biggest influence?

What’s your golden rule? Find what makes your organisation unique, cultivate it and celebrate it. Make sure you really stand for something. Who has been your biggest influence?

What’s your golden rule?