Mathew Rosengart, a powerhouse litigator whose resume includes clerking for U.S. Supreme Court Justice David Souter and a stint as a Department of Justice trial attorney, has a stable of high-profile ...

Mathew Rosengart, the litigator who has represented Britney Spears for the past three years and successfully advocated for her release from a court-ordered conservatorship, is no longer representing ...

Britney Spears has reunited with her former lawyer Mathew Rosengart — but only for a day. Spears shared a video of the pair posing for a series of photos together on Tuesday, seven months after ...

Hot off the heels of a major victory for pop star Britney Spears, Hollywood litigator Mathew Rosengart is stepping into yet another guardianship case for a high-profile individual: iconic artist Peter ...

(CNN) — Mathew Rosengart, the attorney who has represented Britney Spears for the past three years and successfully advocated for her release from a court-ordered conservatorship, is no longer ...