[2] From 1989-1991 he was the chief reporter for the Hubert Burda Media-published illustrated Bunte, a weekly featuring articles on celebrities, gossip, and lifestyle.
After a short detour at the Ullstein-Verlag-published tabloid B.Z., in 1992 he transferred to Bild, the best-selling daily newspaper in Germany known for sensationalist news stories.
He was appointed to the "Public policy advisory board"; Diekmann's task includes, advising the company on political issues.
Diekmann sued the paper for 30,000 Euro in damages for illegal violations of his privacy as well as libel and defamation of character.
A Berlin court ruled that there was indeed negligence on the part of the newspaper, but denied the monetary compensation demanded by Diekmann saying that, as editor of Bild, he "consciously seeks economic advantage from the violation of others' privacy" and therefore "is less heavily burdened by the violation of his own privacy," and furthermore that he should "assume that those standards that he lays on others are also of importance for himself.