Advertising Highlight the remarkable. DDB Group Germany has developed a smart print campaign for Stabilo Boss highlighter pens. The simple concept features old photographs of scientists, engineers and politicians. In each a highlighter has been used to call attention to a woman who helped change the course of history, but who has been overlooked. All ads feature the same headline: "Highlight the remarkable." The copy for this one reads “Katherine Johnson. The Nasa mathematician responsible for the calculations resulting in Appolo 11’s safe return earth.” Article: Brilliant Ads By Sablio Highlight The Unnoticed Women Who Made History.