Homeland security: must we trade civil liberties for national security? -- Surveillance techniques: may the president override Patriot Act and Foreign Intelligence Surveillance Act provisions? -- Data mining: does the Patriot Act infringe on privacy rights? -- Material support: does the Patriot Act impede freedom of association? -- Material witnesses: can the government hold them in indefinite detention? -- Hold and clear: may the government hold aliens in indefinite detention? -- Indefinite detention of American citizens: is it constitutional? -- Indefinite detention of enemy combatants: is it constitutional? -- Interrogation: are there limits? -- Military tribunals: is there a role for judicial oversight?.