Television appearances include BBC Breakfast, Rip Off Britain, Countryfile, Ready Steady Cook, BBCNews24, BBC World, CNBC, CNN, Sky

John is Rip Off Britain's grape guru.
Gloria HunnifordTV Presenter
If you don’t know your Burgundy from your Beaujolais, John will give you an idiot’s guide to wine.
Lorraine KellyTV Celebrity

Radio appearances include BBC Radio FiveLive, Radio 2, Radio 4, Talk Radio, LBC and South Africa’s SAfm.

Reviewing the newspapers, John brings colour to the colour supplements.
Alex LewisBBC Radio Producer