Karl Dietrich Seikel, the longtime managing director of the Mirror-Verlag died in Hamburg at the age of 76. In 1980, after studying economics and business administration, he came to the publishing house that produced the news magazine The mirror issues. In 1991 he was promoted to managing director. The development of also fell under his aegis, which lasted until 2007 mirror TV and the expansion of Mirror online. From 1995 to 2008 he was also chairman of the board of directors of the trade association for consumer magazines in the Association of German Magazine Publishers. Seikel, born in Geisenheim in the Rheingau in 1946, joined the supervisory board in 2011 Frankfurter Allgemeine Zeitung a. He chaired the board from 2012 to 2019, after which he served as deputy chair for another three years.