Holding: A private individual temporarily retained by the government to carry out its work is entitled to seek qualified immunity from suit under 42 U. S. C. § 1983.
Judgment: Reversed, 9-0, in an opinion by Chief Justice Roberts on April 17, 2012. Justices Ginsburg and Sotomayor each filed concurring opinions.
Merits Briefs for the Petitioner
Amicus Briefs Supporting the Petitioner
Merits Briefs for the Respondent
Amicus Briefs in Support of the Respondent