S1 System: Stanovich & West Operates automatically and quickly with little or no effort and no sense of voluntary control.
Some S1 Activities 1.Determining which of two objects is the furthest distance. 2.Detect hostility in a voice. 3.Add 4 + 4 4.In the UK you must look to your right to see if a car is coming (if you are an American). 5.Drive a car on a straight empty road. 6.Recognize that “well-to-do, White, Baptist, bankers” tend to support a particular political party.
S2 System: Stanovich & West Allocates attention to the effortful mental activities that demand it, including complex computations. System 2 is often associated with the subjective experience of agency, choice, and concentration.
Some S2 Activities 1.Wait to turn over your test paper until you are told to do so. 2.Look for a friend a the airport. 3.Walk at a faster pace than is natural for you. 4.Monitor the impression that you are creating at a job interview. 5.Count the number of times the letter e appears on this page. 6.Remember to look left to avoid cars if you are an American in England. 7.Fill out a form to register for classes. 8.Determine if a hypothesis logically flows from a scientific theory.
S1 and S2: Back And Forth 1.Generally, S1 runs the show, automatically and with little effort generating intuitions, feelings, and making impression-based decisions. S2 snoozes in the background. 2.When S1 encounters a new situation or unexpected difficulty, S2 is engaged. 3.S2, aroused from its lethargy, exerts efforts and uses reasoning to take control of the situation and set us on a better path.