Here is the full list of all 15 The Turing Test achievements. It takes around 6-8 hours to unlock all of the achievements on Windows.
Completed The Game
Completed Chapter Seven
Completed Chapter Six
Completed Optional 6
Completed Chapter Five
Completed Optional 5
Completed Chapter Four
Completed Optional 4
Completed Chapter Three
Completed Optional 3
Completed Chapter Two
Completed Optional 2
Completed Chapter One
Completed Optional 1
Completed Optional 7