Employee Self-Service   Employee Self-Service is no longer available. Effective January 1, 2015, the University of Chicago implemented a new HR/Payroll System. Increased functionality and information can be found by logging into Workday@UChicago.edu. This includes the ability to: View current Benefit elections View and update home address and contact information View and update emergency contact information View and update Federal W-4 and upload State withholding statements View and update direct deposit information View pay slips for payments made after January 1, 2015 View W-2 information for tax years 2015 and after   For pay slips or W-2 information for a period prior to January 1, 2015, please contact Payroll Services at payroll@uchicago.edu.   Questions regarding Workday@UChicago should be directed to workdaysupport@uchicago.edu or 773-702-4433. Most questions can be answered by visiting workday.uchicago.edu.