Willem Jacob Henri Berend Sandberg, commonly known as Willem Sandberg, was born in 1897 in Amersfoort, Netherlands. In 1945, Sandberg became the director of the Stedelijk Museum, where he was responsible for artists and art forms, designing many of the museum’s catalogues, posters, and exhibitions using his typographic experiments. He designed around 380 posters and over 250 catalogues and also collaborated with other designers, including Otto Treumann and Dick Elffers.