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The Judicial Branch

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Tracking the Supreme Court in plain language — justices, opinions, cases, and the Court’s calendar.

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The Judicial Branch

SCOTUS.wiki

Tracking the Supreme Court in plain language — justices, opinions, cases, and the Court’s calendar.

Color Theme

Congress.wiki WhiteHouse.wiki

Terms of Service

Share your feedback

Help us improve by sharing your thoughts, reporting issues, or suggesting features.

Description

Describe the issue or feature request. Your current page will automatically be included.

Email (optional)

If you'd like a response, please enter your email.

This is not an official Supreme Court website.

Copyright © 2026 PLEJ LLC. All rights reserved.

M. Allison Guagliardo · SCOTUS.wiki

Advocate

M. Allison Guagliardo

Arguments, affiliations, and case history for a SCOTUS advocate.

Advocate profile

Attorney before the Supreme Court

1 oral argument before the Court.

MAG

Counsel

M. Allison Guagliardo

Total arguments

1

Home state

Unavailable

Date of birth

Jan 1, 1970

Gender

Unavailable

Which side they argue

Petitioner1

Respondent0

Amicus curiae0

Cases argued

Oral arguments before the Court.

OT 2020

19-8709

For petitioner

Gregory Greer v. United States

For petitioner · Petitioner

Argued Apr 20, 2021 · Decided Jun 14, 2021