Samuel Johnson (1709-1784), often called Dr Johnson, was an English writer who made lasting contributions as a poet, playwright, essayist, moralist, critic, biographer, editor and lexicographer. He was a devout Anglican, and a committed Tory. The Oxford Dictionary of National Biography calls him "arguably the most distinguished man of letters in English history". James Boswell's Life of Samuel Johnson was selected by Walter Jackson Bate as "the most famous single work of biographical art…