User Warning: Research participants who accrue two "no-shows" (who sign up for but do not show up for or cancel two experiments) will automatically be locked out of Sona Systems and will not be able to sign up for additional research studies during the term.

If you have additional questions or are having difficulty using Sona Systems, you may contact the local site administrator via email ( or may go to office hours for help using the system. Office hours during Spring 2016 term are Mondays 10-11:30 AM and Thursdays 8:00-9:30 AM in Bailey Hall, room 301C.

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