Prisma Media was founded in 1978 under the leadership of Axel Ganz, sent to Paris by the German publisher Gruner + Jahr, to launch a French version of GEO. In March 1979 GEO 1 launch Prisma signed arrives on newsstands. Adapted from its German counterpart, the success was immediate; two months after its launch, the monthly already has more than 100,000 subscribers. With a portfolio of 26 titles and over twenty websites, the group is present in the main segments of the mainstream press magazine (female, kitchen, TV, celebrities, discovery, economy. Sales leadership, added to the power of its digital media brands, Prisma Digital ensures optimum potential audience Bimedia print-web of nearly 35 million people each month, or 70% of the population.