Jürgen Klitzner , born in 1942, studied pharmacy at the University of Freiburg (Breisgau) and received his license to practice as a pharmacist in 1971. He is particularly interested in naturopathic topics (including botanical/biophysical), and he has published various medical and pharmaceutical guides as a co-author (including Weltbild, Südwest and Knaur). Jürgen Klitzner runs a scientific consulting office and works with his wife in their naturopathic practice near Landsberg am Lech.