Legal Background / Key Cases
l “Harmful to minors”: Ginsberg v. New York, 390 U.S. 629 (1968)
l Obscenity:  Miller v. California, 413 U.S. 15 (1973)
l Child pornography: New York v. Ferber, 458 U.S. 747 (1982)
l CDA and Internet speech: Reno v. ACLU, 521 U.S. 844 (1997)
l COPA: ACLU v. Ashcroft, 217 F.3d 162 (3d Cir. 2000)
l Blocking: Mainstream Loudoun v. Bd. of Trustees of the Loudoun
County Library, 24 F.Supp.2d 552 (E.D.Va. 1998)
l Library’s role: Kreimer v. Bureau of Police, 958 F.2d 1242, 1255
(3d Cir. 1992) (“quintessential locus of the receipt of information”)
l Library liability: Kathleen R. v. City of Livermore and librarian
working conditions case
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