Johannes Bernreuter, 46, head of Bernreuter Research and author of the report. Bernreuter is one of the most reputable photovoltaic journalists in Germany because of his diligent research, clear style and unbiased approach. He has earned several awards, among others the prestigious RWTH Prize for Scientific Journalism from the RWTH Aachen University, one of the nine elite universities in Germany. 

Originally an associate editor at the monthly photovoltaic magazine Photon, Bernreuter authored his first analysis of the up­coming polysilicon bottleneck and alternative production processes as early as 2001. In 2008 he founded Bernreuter Research to publish comprehensive polysilicon market reports.