Hans Rudi Erdt (1883–1918) was a German graphic artist and a key figure in the development of the Sachplakat, or “object poster,” movement. He was one of the leading poster designers of his time and is known for creating some of the most iconic advertisements in early 20th-century Germany. Erdt’s poster for Müller Extra, a tobacco company, is a prime example of his skill in combining strong visual elements with effective typography. His work in advertising often featured simple, bold illustrations that conveyed the message with minimal text, which was revolutionary for the time. By using clear, concise forms and text integrated directly into the visual design, Erdt moved away from the more ornate styles popular in previous eras. This clean, modern approach influenced the future of graphic design and advertising, making his contributions to the field particularly significant. Unfortunately, Erdt’s career was cut short by his early death in 1918, but his legacy endures as a pioneer of modern poster art.