Martin Dorey is a writer and surfer. He lives on the North Devon coast with his wife, Joanne, daughters Maggie and Charlie, a medium-sized dog of unknown origin called Bob and Pootle, a 28-year-old Volkswagen camper van.

He started the #2minutebeachclean initiative and the idea has been taken up all over the world. His latest book is called No More Plastic.

@martindorey

Sarah Randell is a food writer and editor and was Food Director at Sainsbury's Magazine for over ten years. She previously worked as food editor for Delia Smith's cookery books and on many of Delia's BBC TV programmes. Sarah lives in London with her husband and little boy Archie.

Follow her on Twitter @2015bittersweet

www.potofmarmalade.uk