Volume two of this two volume set focuses on gay history and culture. Beginning in 1869, when the study of homosexuality was said to have begun with the establishment of sexology, this encyclopedia offers accounts of international developments in an area that now occupies a critical place in many fields of academic endeavours. Intended as a reference for students and scholars in many fields, as well as the general public, the encyclopedia is written in user-friendly language. At the same time it seeks to maintain a level of scholarship that incorporates passion and objectivity.

Volume one of this two volume set focuses on lesbian history and culture. Beginning in 1869, when the study of homosexuality was said to have begun with the establishment of sexology, this encyclopedia offers accounts of international developments in an area that now occupies a critical place in many fields of academic endeavours. Intended as a reference for students and scholars in many fields, as well as the general public, the encyclopedia is written in user-friendly language. At the same time it seeks to maintain a level of scholarship that incorporates passion and objectivity.