advocate-witness rule (Illinois) · Go Syfert
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advocate-witness rule in Illinois

20 Illinois opinions name it 1 courts 1985–2025 8 in the last five years

The cases below were cited by Illinois courts in a sentence that names this issue. Sides come from how each citing opinion treated the case (Syfertize flag on that citation), so a case can appear on both: that is where the law is contested. A red or yellow chip is the case's own overall treatment.

Followed or applied (10)

CaseFollowedCited
People v. Bluegreen
ill · 2000 · cited in 8 Illinois opinions naming this issue, 2003–2025
2 sentences

2025The State responds the advocate-witness rule is inapplicable because the prosecutor was - 25 - not offering testimony but pursuing questioning that appropriately called into question the witnesses’ credibility. ¶ 76 The advocate-witness rule “bars attorneys from assuming a dual role as advocate and witness in the same proceedings.” People v. Blue, 189 Ill. 2d 99, 136 (2000).

2020Additionally, the prosecutor’s statements did not violate the advocate witness rule. “[T]he ‘advocate-witness rule’ *** bars attorneys from assuming a dual role as advocate and witness in the same proceedings.” People v. Blue, 189 Ill. 2d 99, 136 (2000).

68
Northern Moraine Wastewater Reclamation District v. Illinois Commerce Commissiongreen
illappct · 2009 · cited in 3 Illinois opinions naming this issue, 2013–2021
2 sentences

2021Ammons-Lewis asserts that this allowed Handler to “coax[]” the trial court judge to the point that the trial court never even reached a determination of whether Handler’s fees were reasonable or necessary. - 10 - No. 1-20-0426 ¶ 30 “The advocate-witness rule precludes an attorney from acting as an advocate and as a fact witness in the same case.” (Internal quotation marks omitted.) Cushing v. Greyhound Lines, Inc., 2013 IL App (1st) 103197, ¶ 317 (quoting Northern Moraine Wastewater Reclamation District v. Illinois Commerce Comm’n, 392 Ill.

2013Aug. 1, 1990). ¶ 317 “The advocate-witness rule precludes an attorney from acting as an advocate and as a fact witness in the same case.” Northern Moraine Wastewater Reclamation District v. Illinois Commerce Comm’n, 392 Ill.

33
People v. Gullygreen
illappct · 1993 · cited in 5 Illinois opinions naming this issue, 1995–2025
2 sentences

2025“The rule reflects the inconsistency between the role of an advocate and that of a witness; the function of an advocate is to advance or argue the cause of another, while that of the witness is to state the facts objectively.” People v. Gully, 243 Ill.

2022“The advocate-witness rule precludes an attorney from acting as advocate and witness in the same case.” People v. Gully, 243 Ill.

25
Cushing v. Greyhound Lines, Inc.green
illappct · 2013 · cited in 3 Illinois opinions naming this issue, 2021–2025
2 sentences

2025The advocate-witness rule “precludes an attorney from acting as an advocate and a fact witness in the same case.” (Internal quotation marks omitted.) Cushing v. Greyhound Lines, Ltd., 2013 IL App (1st) 103197, ¶ 317 .

2024Defendants maintain they should have been allowed to depose Meyers because she negotiated the Agreement. ¶ 75 “The advocate-witness rule precludes an attorney from acting as an advocate and as a fact witness in the same case.” Cushing v. Greyhound Lines, Inc., 2013 IL App (1st) 103197, ¶ 317 .

13
People v. Riveragreen
ill · 2013 · cited in 2 Illinois opinions naming this issue, 2021–2025
2 sentences

2025People v. Rivera, 2013 IL 112467, ¶¶ 39-40 .

2021See People v. Rivera, 2013 IL 112467, ¶¶ 39-40 .

12
Weil, Freiburg & Thomas, P.C. v. Sara Lee Corp.green
illappct · 1991 · cited in 1 Illinois opinions naming this issue, 2024–2024
1 sentence

2024But “disqualification is regarded as a drastic measure [citation] which courts should grant only 19 when the movant can show that the lawyer’s testimony is likely to prejudice the testifying lawyer’s own clients.” Weil, Freiburg & Thomas, P.C. v. Sara Lee Corp., 218 Ill.

11
Schwartz v. Cortellonigreen
ill · 1997 · cited in 1 Illinois opinions naming this issue, 2021–2021
1 sentence

2021Schwartz v. Cortelloni, 177 Ill. 2d 166, 176 (1997). ¶ 31 The advocate-witness rule is closely linked to Rule 3.7 of the Rules of Professional Conduct.

11
People v. Hayesgreen
illappct · 2004 · cited in 1 Illinois opinions naming this issue, 2020–2020
2 sentences

2020Because the prosecutor’s statements were based on the evidence, the prosecutor did not improperly testify in violation of the advocate-witness rule. ¶ 132 Second, we reject defendant’s argument that it was improper for “the prosecutor [to] twice highlight[ ] the fact that [defendant] was in jail at the time of trial.” In support of his argument, defendant cites People v. Hayes, 353 Ill.

2020Because the prosecutor’s statements were based on the evidence, the prosecutor did not improperly testify in violation of the advocate-witness rule. ¶ 132 Second, we reject defendant’s argument that it was improper for “the prosecutor [to] twice highlight[ ] the fact that [defendant] was in jail at the time of trial.” In support of his argument, defendant cites People v. Hayes, 353 Ill.

11
Andrea Dumon, Inc. v. Pittway Corp.green
illappct · 1982 · cited in 1 Illinois opinions naming this issue, 2013–2013
1 sentence

2013“The testimony of an attorney in a case that he is trying should be allowed only when the court, in its discretion, deems it necessary.” Andrea Dumon, Inc. v. Pittway Corp., 110 Ill.

11
Bauer Ex Rel. Bauer v. Memorial Hosp.green
illappct · 2007 · cited in 1 Illinois opinions naming this issue, 2009–2009
2 sentences

2009See 134 Ill. 2d Rs. 3.3(a)(10), 3.7; People v. Blue, 189 Ill. 2d 99, 136 (2000); Bauer v. Memorial Hospital, 377 Ill.

2009Bauer, 377 Ill.

11

Distinguished, questioned or overruled (0)

CaseNegativeCited
No negative-treatment citations attached to this issue in Illinois. Read the followed side critically anyway.

Also cited on this issue (5)

CaseCitedYears
People v. Johnson green
ill · 2004
2 sentences

2004Johnson, 208 Ill.2d at 85 , 281 Ill.Dec. 1 , 803 N.E.2d 405 .

2004Johnson, 208 Ill. 2d at 85 .

22003–2004
People v. Janes green
illappct · 1985
2 sentences

1993(See People v. Janes (1985), 138 Ill.

1993(See People v. Janes (1985), 138 Ill.App.3d 558, 566-67 , 93 Ill.Dec. 216, 222 , 486 N.E.2d 317, 323 .) The rule reflects the inconsistency between the role of an advocate and that of a witness; the function of an advocate is to advance or argue the cause of another, while that of the witness is to state the facts objectively. ( Janes, 138 Ill.App.3d at 567 , 93 Ill.Dec. at 222 , 486 N.E.2d at 323 .) The rule, however, is not absolute.

21993–1993
Demesa v. Adams green
illappct · 2013
1 sentence

2025Demesa v. Adams, 2013 IL App (1st) 122608, ¶ 43 .

12025–2025
People v. Koen green
illappct · 2014
2 sentences

2024After defendant responded to all of the questions with, “No, I don’t remember,” the State commented, “That’s a good thing [Officer Cirrincione] wrote it down because I guess you can’t remember a lot. *** It’s amazing how memory works, isn’t it?” “The advocate-witness rule precludes an attorney from acting as advocate and witness in the same case.” (Internal quotation marks omitted.) People v. Koen, 2014 IL App (1st) 113082, ¶ 39 , 6 N.E.3d 354 .

2024After defendant responded to all of the questions with, “No, I don’t remember,” the State commented, “That’s a good thing [Officer Cirrincione] wrote it down because I guess you can’t remember a lot. *** It’s amazing how memory works, isn’t it?” “The advocate-witness rule precludes an attorney from acting as advocate and witness in the same case.” (Internal quotation marks omitted.) People v. Koen, 2014 IL App (1st) 113082, ¶ 39 , 6 N.E.3d 354 .

12024–2024
United States v. Ted Johnston green
ca7 · 1982
1 sentence

1985As stated by the Court of Appeals for the Seventh Circuit in United States v. Johnston (7th Cir. 1982), 690 F.2d 638 , 642: “The advocate-witness rule, which articulates the professional impropriety of assuming the dual role of advocate and witness in a single proceeding, has deep roots in American law.

11985–1985

Where else courts name it

NY 57 (1983–2025) IL 20 (1985–2025) OH 10 (2006–2025) CA 10 (2013–2026) WA 8 (2014–2022) PA 4 (1988–2018) NE 3 (1989–2023) AK 3 (1990–2019) CO 3 (2005–2024) TX 2 (1991–1996) AZ 2 (2014–2021) CT 2 (1994–2014) NJ 2 (2019–2025) MD 2 (2003–2026)

Opinions by the citing court's state. A doctrine retained in one state and abandoned in another shows up here as a year span that stalls.

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