We are conducting a research study on office environments and are looking for participants ages 18 – 80 who have worked in an office workplace outside of the home. Noninvasive heart rate and skin conductance measures will be recorded. Participants will be asked about drug use and medications. Earn $40 for participating in a single two-hour session held at Workplace Resource located at 1899 Wynkoop St., Denver, CO 80202. Participants are responsible for their own transportation. For more information, email Banasiak@colorado.edu