1. Mark C. Shields ( ) is vice president for medical management of Advocate Health Care and senior medical director of Advocate Physician Partners, in Mt. Prospect, Illinois.
2. Pankaj H. Patel is medical director of quality improvement and chair of the QI and Credentaling Committee for Advocate Physician Partners, in Mt. Prospect.
3. Martin Manning is president of Advocate Physician Partners, in Oak Brook, Illinois.
4. Lee Sacks is executive vice president and chief medical officer of Advocate Health Care and chief executive officer of Advocate Physician Partners, in Oak Brook.