Scholars analyzed the impact of marriage equality, filed amicus briefs in seminal cases like Lawrence v. Texas, and studied the demographic characteristics of Same-sex couples.

Williams Institute scholars have consulted with government agencies to improve federal data collection of LGBT people.

Justice Anthony Kennedy cited Williams Institute estimates on the number of same-sex couples raising children as a deciding factor in the landmark decision in Obergefell v. Hodges, which granted marriage equality in the U.S.[2] Today, the Williams Institute has an annual budget of over $4.5 million and a staff of 25 with expertise in economics, public health, demographics, public policy, psychology, and law.

[2] The Williams Institute focuses on legal research, public policy analysis, judicial training, and leadership development.

Their core focus issues include employment discrimination, same-sex marriage,[3] adoption, LGBT youth, public health, immigration, poverty,[4] and violence.