[One in a series of columns summarizing chapters from the 2020 American Jewish Year Book (published by Springer Nature in 2021 and edited by Arnold Dashefsky and Ira M. Sheskin).] It is challenging to develop a reliable profile of LGBT (Lesbian, Gay, Bisexual, Transgender, Queer and other) Jews in the U.S.. While the American LGBT community has seen considerable legal and social progress in recent years, discrimination and social stigma remain and the social climate has made it difficult to rely on honest responses to surveys, polls and even the U.S. Census. Hate crimes and hostility toward LGBT people have...