What is the term for a compiler of dictionaries, such as Noah Webster?

Which secretary of defense was kept in office by President Obama after serving under George W. Bush? By occupation, Antonin Scalia and William Rehnquist were what? Which humorist died with aviator Wiley Post in a plane crash near Point Barrow, Alaska, on August 15, 1935? By population, which is the largest city in Canada? In 1919, Ernest Rutherford discovered which particle, 22 years after the electron was found? Which Nobel Prize-winning author died at his home in Ketchum, Idaho, in July 1961? Which famous dancer died in 1927 when her long scarf became caught in the wheel of a car? Which archbishop was killed in Canterbury Cathedral on December 29, 1170?