Sexual fluidity has been defined as a capacity for situation-dependent flexibility in sexual
responsiveness, which allows individuals to experience changes in same-sex or other-sex�…

The field of lesbian, gay, bisexual, transgender, and queer (LGBTQ+) relationship science
has grown significantly over the past two decades, coinciding with rapid changes in the�…

In this invited article, I present an inclusive theory of gender that clarifies its interconnections
with gender identity, gender expression, and sexuality. To support this functionalist theory, I�…

Bisexual individuals face identity denial and erasure and qualitative analyses suggest that it
may be gendered, such that people stereotype bisexual women as truly heterosexual and�…

We examined the stability of same-sex and other-sex attractions among 294 heterosexual,
lesbian, gay, and bisexual men and women between the ages of 18 and 40 years�…

Defining sexual minority status longitudinally over critical developmental periods is essential
for understanding the roots of health disparities. Theory supports multidimensional�…

In September of 2019, the largest-ever (N= 477,522) genome-wide-association study of
same-gender sexuality was published in Science. The primary finding was that multiple�…

Prejudice against or affirmation of gender/sex minorities is often framed in terms of beliefs
about the ontology of gender/sex (ie, what gender/sex is), or gender/sex diversity beliefs. We�…

This essay describes how individuals have increasingly used the language of medicine to
seek legal rights and benefits. These claims have often been applied to conditions that�…

In non-human vertebrate species, sexual differentiation of the brain is primarily driven by
androgens such as testosterone organizing the brains of males in a masculine fashion early�…