Shareef Abdou v. Lori Ann Walker, et al.

CourtDistrict Court, S.D. New York
DecidedMarch 9, 2026
Docket1:19-cv-01824
StatusUnknown

This text of Shareef Abdou v. Lori Ann Walker, et al. (Shareef Abdou v. Lori Ann Walker, et al.) is published on Counsel Stack Legal Research, covering District Court, S.D. New York primary law. Counsel Stack provides free access to over 12 million legal documents including statutes, case law, regulations, and constitutions.

Bluebook
Shareef Abdou v. Lori Ann Walker, et al., (S.D.N.Y. 2026).

Opinion

UNITED STATES DISTRICT COURT SOUTHERN DISTRICT OF NEW YORK

SHAREEF ABDOU Plaintiff, 1:19-CV-1824-LTS v. LORI ANN WALKER, et al. Defendants.

ORDER ADOPTING REPORT AND RECOMMENDATION Plaintiff Shareef Abdou (“Abdou” or “Plaintiff”) brings this action against Defendants Brian Mahany,1 Joseph Bird (“Bird”), and Anthony Dietz (“Dietz”) (together, the 0F “Attorneys”), along with the law firm with which they were affiliated, Mahany & Ertl, LLC (together, “Defendants”). On June 11, 2024, Magistrate Judge Lehrburger issued a Report and Recommendation (docket entry no. 268 (the “Report”)) setting forth recommended resolutions of various pending matters in this case. The Court has thoroughly reviewed the Report, the parties’ objections to it (see docket entry nos. 272 (“Bird Objs.”); 275 (“Walker Objs.”); 276 (“Abdou Objs.”)), and the parties’ reply briefs responding to one another’s objections (see docket entry nos. 277, 278, 279, 280, 281). For the reasons stated below, the Report is adopted in full, and the parties’ objections are overruled. Accordingly, (1) Abdou’s motion to strike Bird’s amended statement of material facts (docket entry no. 243) is denied; (2) Bird’s motion to bar expert testimony (docket entry no. 179) is granted in part and denied in part, and its motion to strike Abdou’s jury demand (id.)

1 On January 1, 2022, Brian Mahany passed away (see docket entry no. 136), so Lori Ann Walker (“Walker”), who is the independent executrix of Mahany’s estate, replaced Mr. Mahany as a defendant on May 6, 2022 (docket entry no. 152). is granted; (3) Defendants’ motions for summary judgment (docket entry nos. 214, 254, 262-63) are denied; (4) Bird’s motion for sanctions against Abdou (docket entry no. 203) is denied; and (5) Abdou’s request for expenses and sanctions (docket entry nos. 222, 246) is granted in part and denied in part.

I. BACKGROUND The Court adopts the factual recitation set forth in the Report, which was not objected to by any of the parties, and the Court assumes readers’ familiarity with the facts summarized therein.

II. DISCUSSION In reviewing a report and recommendation, a district court “may accept, reject, or modify, in whole or in part, the findings or recommendations made by the magistrate judge.” 28 U.S.C.A. § 636(b)(1)(C) (Westlaw through P.L. 119-73). “Objections to a Report must be specifically and clearly aimed at particular findings in the magistrate judge’s proposal.” Molefe v. KLM Royal Dutch Airlines, 602 F. Supp. 2d 485, 487 (S.D.N.Y. 2009). To the extent

that a party makes a specific objection to the magistrate’s findings, the Court must make a de novo determination. United States v. Male Juvenile, 121 F.3d 34, 38 (2d Cir. 1997). Conversely, where a party makes conclusory objections, fails to object to a portion of a report and recommendation, or simply reiterates a previous argument before the magistrate judge, the Court reviews the Report strictly for clear error. Pearson-Fraser v. Bell Atl., No. 01-CV-2343- WK, 2003 WL 43367, at *1 (S.D.N.Y. Jan. 6, 2003); Syville v. City of New York, No. 20-CV- 00571-LTS-SDA, 2022 WL 36477, at *1 (S.D.N.Y. Jan. 4, 2022). Here, the parties raised no objection to the portions of the Report addressing five major issues. After carefully reviewing the Report, Court finds no clear error in Judge

Lehrburger’s treatment of those issues and thus adopts those portions of the Report in full. Consequently, Bird’s motion to strike Abdou’s jury demand is granted; Bird’s motion for sanctions is denied; Deitz’s motion for summary judgment is denied; Abdou’s motion to strike Bird’s Statement of Material Facts is denied as moot, and Abdou’s motion for expenses and future sanctions is granted in part and denied in part. The parties timely objected to Judge Lehrburger’s recommended resolutions of Bird’s motion to bar expert testimony, Bird’s motion for summary judgment, and Walker’s motion for summary judgment. Where the parties have raised clear, specific objections that do not merely reiterate positions raised before Judge Lehrburger, the Court reviews those objections de novo. Where objections are conclusory or repetitive, the Court reviews them for clear error.

The Court will address the contested motions in turn. A. Motion to Bar Expert Testimony The Court finds no error in Judge Lehrburger’s articulation of the legal standards governing admissibility of expert testimony under Federal Rule of Evidence 702 and Daubert v. Merrell Dow Pharmaceuticals, Inc., 509 U.S. 579 (1993), and adopts that articulation in full. After reviewing de novo the portion of the Report pertaining to Bird’s motion to bar expert testimony, this Court agrees that the expert report prepared by Richard Cayo (docket entry no. 232-8 (“Cayo Opinion”)) should be excluded in its entirety and that the report prepared by Steven Tasher (docket entry no. 232-7 (“Tasher Opinion”)) should be excluded with the few limited exceptions Judge Lehrburger identified. For the reasons set forth in Judge Lehrburger’s thoughtful Report, the entirety of the Cayo Opinion is excluded. Much of the Cayo Opinion pertains to issues that have no bearing

on this case, such as the Defendant Attorneys’ compliance with ethical duties. The Cayo Opinion also reached conclusions based on a methodology and analytical framework untethered from relevant Wisconsin case law, particularly in using a “multiplier” of “normal hourly charges” to calculate a reasonable contingency fee. (See Report at 57.) As Judge Lehrburger correctly noted, the most glaring deficiency in the Cayo Opinion was that it was “conclusory and underdeveloped with no analysis.” (Id. at 56.) Judge Lehrburger properly concluded that the Cayo Opinion—which opined on irrelevant issues, applied unreliable or unsupported methodologies, and was presented in a conclusory, ipse dixit fashion—was “fatally conclusory and unreliable and would not aid the factfinder.” (Id. at 57.) Plaintiff’s objections do not persuade the Court otherwise. At various points,

Plaintiff attempts to establish the relevance of certain aspects of the Cayo Opinion by proffering his own conclusions, even though Cayo never addressed the underlying issues in such terms. For instance, Abdou argues that Cayo’s opinions on the Defendant Attorneys’ compliance with ethical standards are “relevant to the experience / ability factor” in Wisconsin Supreme Court Rule (“SCR”) 20:1.5(a) (Abdou Objs. at 13), but the Cayo Opinion itself contains no such analysis or conclusion. Plaintiff similarly attempts to close analytical gaps in the conclusory, ipse dixit portions of the Cayo Opinion by substituting his own analysis for Cayo’s. Plaintiff’s arguments are unavailing because the admissibility of an expert opinion under Rule 702 turns on the strength and reliability of the expert’s—and not a party’s—methodology, analysis, and conclusions. Far from convincing the Court to admit the Cayo Opinion, Plaintiff’s numerous attempts to substitute conclusions and remediate analyses simply demonstrate how little the Cayo Opinion, standing alone, would aid a factfinder. The Court thus fully adopts the Report’s reasoning and conclusion that the Cayo Opinion “would not be of help to the factfinder and

[would] pose an undue risk of prejudice if admitted.” (Report at 56.) The Court similarly adopts Judge Lehrburger’s reasoning with respect to the excluded portions of the Tasher Opinion.

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Related

Daubert v. Merrell Dow Pharmaceuticals, Inc.
509 U.S. 579 (Supreme Court, 1993)
United States v. Male Juvenile (95-Cr-1074)
121 F.3d 34 (Second Circuit, 1997)
Kolupar v. Wilde Pontiac Cadillac, Inc.
2004 WI 112 (Wisconsin Supreme Court, 2004)
Molefe v. KLM Royal Dutch Airlines
602 F. Supp. 2d 485 (S.D. New York, 2009)
Maynard Steel Casting Co. v. Sheedy
2008 WI App 27 (Court of Appeals of Wisconsin, 2008)
Meyer v. Michigan Mutual Insurance
2000 WI App 53 (Court of Appeals of Wisconsin, 2000)

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Bluebook (online)
Shareef Abdou v. Lori Ann Walker, et al., Counsel Stack Legal Research, https://law.counselstack.com/opinion/shareef-abdou-v-lori-ann-walker-et-al-nysd-2026.