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This Illinois Human Resources Manual is offered to you for free. Find state specific laws and regulations below.

About the author

This manual has been revised for 2021 under the coordination of Peter J. Gillespie.

Peter J. Gillespie ( is a partner with Laner Muchin. He represents and counsels management on a wide array of employment law-related issues, including health and safety requirements, covenants not to compete, wage and hour class actions, retaliation, workplace discrimination and harassment, hiring, promotion and dismissal decision-making, workplace privacy, electronic monitoring of employees, data retention and statutory compliance. He provides employers with strategic advice to help meet their objectives while reducing potential litigation risks.

Peter handles litigation in both federal and state courts as well as claims pending with state and federal administrative agencies including the Occupational Safety and Health Administration, the Equal Employment Opportunity Commission, the U.S. Department of Labor, the Illinois Department of Human Rights, and the Illinois Department of Labor.


  • Chick Evans Scholar
  • Chicago Bar Association
  • American Bar Association
  • Membership and Diversity Committee Chair, American Bar Association Section of Science and Technology Law
  • Member of the Editorial Board of the SciTech Lawyer, a publication of the Section of Science and Technology Law
  • Author of the "Illinois Human Resources Manual," which is published annually by the American Chamber of Commerce Resources
  • Contributing author to "The Internet of Things: Legal Issues, Policy and Practical Strategies," published by the American Bar Association Section of Science and technology Law
  • Contributing author to the 2020 Edition of "Conducting the Employment Practices Audit," published by the Illinois Institute for Continuing Legal Education

Mr. Gillespie received his B.A. from Northwestern University and earned his J.D. from the Georgetown University Law Center, where he was a Primary Editor of the State and Local Tax Lawyer.

We gratefully acknowledge the assistance of Laner Muchin attorneys Eileen M. Momblanco and Chad R. DeGroot in reviewing these materials.