His Four Dissertations followed up on an earlier work.  
This man's autobiographies include one in the form of a letter to a doctor explaining his penchant for academia entitled A Kind of History of My Life.  His ideas were attacked in Essays on the Intellectual Powers of Man by Thomas Reid.  His Four Dissertations followed up on an earlier work.  Sections of one of this man's works include "Of the Reason of Animals" and "Of Miracles," and this author of Dialogues Concerning Natural Religion awoke Kant from his dogmatic slumber.  For 10 points, name this philosopher of An Enquiry Concerning Human Understanding.
This man's autobiographies include one in the form of a letter to a doctor explaining his penchant for academia entitled A Kind of History of My Life.  
David Hume