New Work: The n-back task
Subjects view a long sequence of letters
For each, indicate whether it is a target or non-target
Targets defined by condition
- 0-back - target is a letter given at the start
- 1-back - letter is a target if it matches the previous letter
- 2-back - letter is a target if it matches the letter before the previous one
- 3-back - letter is a target if it matches the letter 3 before the current one