Colleen R. Sinzdak
Office of the Solicitor General · Washington, D.C. · Attorney, Assistant to the Solicitor General · argued OT 2018–2024
11arguments since OT 2010
6–5record (side argued for), 55%
78Justice remarks faced per argument (open period; all advocates 47)
54%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 2024 | Nvidia Corp. v. E. Ohman J:Or Fonder Ab | Amicus (for respondent) | Assistant to the Solicitor General | Won | 16 | 24% |
| OT 2024 | Bouarfa v. Mayorkas | Respondent | Assistant to the Solicitor General | Won | 49 | 62% |
| OT 2023 | Snyder v. United States | Respondent | Assistant to the Solicitor General | Lost | 164 | 65% |
| OT 2023 | Wilkinson v. Garland | Respondent | Assistant to the Solicitor General | Lost | 85 | 74% |
| OT 2022 | Amgen Inc. v. Sanofi | Amicus (for respondent) | Assistant to the Solicitor General | Won | 10 | 36% |
| OT 2022 | Moac Mall Holdings LLC v. Transform Holdco LLC | Amicus (for petitioner) | Assistant to the Solicitor General | Won | 5 | 40% |
| OT 2021 | Ledure v. Union Pacific Railroad Company | Amicus (for petitioner) | Assistant to the Solicitor General | Lost | 43 | – |
| OT 2021 | Cummings v. Premier Rehab Keller, P.L.L.C. | Amicus (for petitioner) | Assistant to the Solicitor General | Lost | 19 | 44% |
| OT 2020 | City of Chicago, Illinois v. Fulton | Amicus (for petitioner) | Assistant to the Solicitor General | Won | 20 | 44% |
| OT 2020 | Garland v. Ming Dai | Petitioner | Assistant to the Solicitor General | Won | 51 | 67% |
| OT 2018 | Fort Bend County, Texas v. Davis | Petitioner | Attorney | Lost | 39 | 88% |
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).