“It’s been an exciting journey so far. I’m still amazed sometimes at how far we’ve already come with solar energy and I’m happy to still be around to enjoy the fruits of my labor.” This quotation from Prof. Dr. Adolf Goetzberger on being named European Inventor of the Year four years ago still holds true. On Nov. 29, 2013, the founder of the Fraunhofer ISE is celebrating his 85th birthday with family, colleagues from the institute and companions alike. Although the European photovoltaics indu...