Next week Unilever UK chairman Dave Lewis is joining The Grocer team as guest editor, following the likes of Asda chief Andy Bond and InBev's Stuart MacFarlane.

As well as picking the brains of one of the most influential figures in the UK food trade, we'll be asking him the best questions sent in by readers.

Dave joins us on Monday, so get those questions coming.

To submit a question for Dave, email letters@thegrocer.co.uk or click 'Post comment' below and get typing.