science radio programs for the SFB. In 2006, he was involved in the Internet launch of the taz, making blogs by editors and friends of the taz freely readable online. He also dealt with Internet marketing. Until his retirement from the taz in 2020 due to age, he was responsible for the tazblog as the official blog keeper. Wolfgang Neuss aroused his interest in cannabis, or hemp, and its various uses since the early 1980s. In several publications, Bröcker devoted himself to educating people about this ancient cultivated plant and also its criminalization and pathologization of consumers by the U.S. media czar Randolph Hearst in the 1930s. In 1993, with friends, he developed the business idea of a wholesale business exclusively with products produced on the basis of hemp. The following year, he became Managing Partner of HanfHaus GmbH, which had to file for insolvency at the end of 2001. He also campaigned for the reauthorization of hemp cultivation as chairman of the "Hanfgesellschaft e. V. (Hemp Society)". In 2001, he resigned from the HanfHaus management and returned to work as a freelance author and journalist. He also gave his journalistic attention to other psychotropics such as LSD and absinthe. Journalism His genre-spectrum ranges from contributions to books and anthologies, radio programs, cabaret programs, to collaboration on TV and film scripts, editing and publishing activities, to lectures, workshops and novels. He was also a member of the non-fiction jury of the Süddeutsche Zeitung. He edited the German translation of the Lexicon of Conspiracy Theories by Robert Anton Wilson. By his own account, he has an artistic self-image and dismisses the question, "What do you really believe?" He says he is aware that conspiracy theories may be contradictory among themselves. He researches them as a social phenomenon primarily with the help of the Internet. In his 2013 book JFK – Coup d'état in America he points out unexplained contradictions in the case of the assassination of John F. Kennedy and insinuates a coup d'état-type conspiracy by CIA, FBI and other actors. Together with writer Sven Böttcher, he co-authored the thrillers The Fifth Plane (2007) and Zero (2010), both of which became bestsellers. Bröckers and Böttcher published them under the pseudonym John S. Cooper, for which they invented and maintained over several years a biography as an American author who came to writing late in life. In 2014, the first edition of