**Testing Environment:**
Participants will be tested individually by one experimenter in laboratory (28.5 x 9.75 feet). The experimenter will be seated at a separate round table from the participant, so as not to interfere with the participant. An image of the lab is attached.
**Computer**
- Type: Hewlett Packard Compaq cd7900 Ultra-slim Desktop
- Processor: Intel Core2 Duo CPU E8500 @ 3.16GHz
- Memory: 4.00GB
- Operating system: Windows Vista
**Screen**
- Type: Hewlett Packard L1910
- Size: 19 inches
- Maximum resolution: 1280 x 1284
- Brightness: 70
- Contrast: 70
- Speed: 60Hz
**Software**
- SuperLab 4.5