Quiz Questions 1. Bertrand Meyer Initial designer of the Eiffel language and Design by Contract development method. Currently a Professor at the Polytechnic University of Milan 2. Dorothea Puente The “Death House Landlady” ran a Sacramento boarding house in the ’80s and murdered at least 9 tenants before claiming their Social Security 3. John Christie Killed 8 women at 10 Rillington Place, London.