Mark W. Mosier
Private practice · Washington, D.C. · Attorney · argued OT 2022–2025
2arguments since OT 2010
1–1record (side argued for), 50%
38Justice remarks faced per argument (open period; all advocates 47)
56%of those remarks read as doubt by Jev (all advocates 63%)
Arguments by term
Side wonSide lostPending / unclear
Arguments
| Term | Case | Side | Role | Result | Remarks faced | Doubt (Jev) |
|---|---|---|---|---|---|---|
| OT 2025 | Winston T. Hencely v. Fluor Corporation et al. | Respondent | Attorney | Lost | 65 | 49% |
| OT 2022 | U.S., ex rel. Polansky v. Executive Health Resources | Respondent | Attorney | Won | 11 | 64% |
Names, roles and sides from each transcript's list of appearances; results from the Supreme Court Database (did the side argued for win). Remarks faced: Justice turns of five words or more right after this advocate spoke, open period only. Doubt: TypeSafe's Jev reading of those remarks (an experiment, available where our research run covered the case).