The author and illustrator, 83, tells Donna Ferguson about working with Roald Dahl, his three happy marriages, feeling sorry for optimists and being brought up in the Blitz
Launched in 1993, it has become one of the world’s longest games. So who are the amateur sleuths hoping to hit gold? Photographer Emily Graham joins them on the trail
Glyn Dillon designed costumes for Star Wars, while his brother Steve created the Preacher comic strip. When Steve died at 54, Glyn bought a ladder and some vast canvases - and poured his grief into painting
Dismissed as the work of pranksters, these mysterious flattenings should now be seen as stunning examples of non-profit art for all, says this bestselling author, who recalls the wonder they injected into the 1980s