Brennan Center for Justice — Headquarters: NYU School of Law, New York, NY

Note: The source text explicitly identifies the organization as 'The Brennan Center for Justice at NYU Law,' confirming that NYU Law (NYU School of Law) is the institutional home/headquarters. The source is from the organization's official 'About Us' page (brennancenter.org/about), which is the authoritative source for this information. While the source text provided does not explicitly mention a Washington, DC office, it also does not contradict the additional context provided about that office.

Note: The source directly confirms that the Brennan Center for Justice is located at NYU Law (NYU School of Law) in New York. The claim about the Washington, DC office is not addressed in this excerpt, but the primary claim about the headquarters location is clearly confirmed by the source text which identifies the organization as 'The Brennan Center for Justice at NYU Law.'