Instructions 20Q Game: These are similar to full games, but for quizzes larger than 20 questions it will randomly select 20 questions from within the set. This is a quick way to get in some studying of a topic.     
Identify the following philosopher:

(1632-1704) English philosopher and physician, one of the most influential of Enlightenment thinkers and known as the "Father of Liberalism". His contributions to republicanism and liberal theory are reflected in the US Declaration of Independence.
Søren Kierkegaard
John Stuart Mill
John Locke
Thomas Hobbes