This casebook on the law of sexual orientation weaves historical, sociological, and literary perspectives into the legal material. This edition addresses many of the significant recent developments. It includes, for example, the latest state and federal cases on same-sex marriage, and has a new case study on California's controversial Proposition 8. It also provides coverage of the recent repeal of Don't Ask, Don' Tell, and adds new material on a range of parenting disputes, including gay adoption bans, surrogacy cases and conflicts involving transgender parents. The new edition also expands coverage of substantive due process doctrine in the aftermath of Lawrence v. Texas, and adds new material on gender stereotyping.