Dr. Bernd Ulmann was born on July 19, 1970 in Ulm, Germany. He studied mathematics (and philosophy) at the University of Mainz and finished with a diploma thesis about bitstream encryption and pseudo randomnumber generators. He also completed his Ph.D. thesis about analog computing early in 2009 and had his disputation on July, 9th, 2009. His collection of (mostly electronic) analog computers can be seen at analogmuseum.org. He loves old digital computers, especially machines of the PDP11 and VAX series of which he have many models and is into collecting computing instruments and computers which has led to a rather big collection of machines occupying about 500 square meters.