Photoshop Creating a Spectrum Poster Design in Photoshop In this tutorial, new WeGraphics contributor, Jonathan Wong walks you through how to create a Spectrum Poster design using Adobe Photoshop. So pull up a chair and join in as Jonathan takes us on a trip through his creative process. Tags: Photoshopposterspectrumtutorial Similar Articles How To Create a Grungy Star Wars Propaganda Poster Create a retro vintage art poster for your next party! How To Create Your Own Hateful Eight Movie Poster Design 4 Incredible Ways to Retouch Portraits