Creating visual metaphors: Alex Castro’s illustration tools What an expert uses to create vibrant images Dec 18, 2020, 9:00am EST If you buy something from a Verge link, Vox Media may earn a commission. See our ethics statement. Share this story While The Verge is a place where stories are told, they wouldn’t be nearly as interesting if it weren’t for the artwork that accompanies them. Alex Castro is the illustrator for The Verge, and he is the best person to describe how his work complements our reporting. What follows are Alex’s thoughts about the tools he prefers to use.