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Sexual and Gender Identity Institute

Through research, training, and consultation, we work to further understanding of sexual and gender identity from within a Christian worldview, to explore the intersection of these identities with religious identity, and to be a resource to the church and to the broader culture.

Learn More About Our Work

“I witness many signs of hope. I don’t have to wait until all is well, but I can celebrate every little hint of the Kingdom that is at hand.” ― Henri J.M. Nouwen

Emerging Gender Identities: Understanding the Diverse Experiences of Today's Youth

"Yarhouse and Sadusky are unafraid of exploring the overlap of Christianity, psychology, and cultures, and equally unafraid of reaching out in peace. I admire such a version of Christianity." - Caryn LeMur

Find out about the new book from Mark Yarhouse and Julia Sadusky

Sexual & Gender Identity Institute

The mission of the Sexual & Gender Identity Institute is, from a Christian worldview, to further our understanding of sexual and gender identity, and the intersection of these identities with religious identity, and to be a resource to the church and to the broader culture.  We do this through research, training, and consultation.

The mission of SGI is consistent with the Wheaton College Community Covenant.

ServingLeaders Podcast

May 9, 2022: Navigating Gender and Sexual Identity Conflicts as a Christian

Mark Yarhouse joins Dave Wiedis, discussing the challenges of shepherding the church through the complexities of gender identity. 

undeceptions. Podcast

May 15, 2022 Episode 69: Trans Gender

Host John Dickson invites guests Mark Yarhouse and Dana Pham, a transgender woman and liberal arts student at the University of Notre Dame in Sydney, to discuss one of the biggest culture war topics of the last 10 years: Transgenderism.  

SGI Lab 2022


We have anywhere from 5-6 lines of research being conducted at any one time. Discover our current highlights.


Consultation and Training Services

We offer consultations and clinical trainings related to sexual and gender identity concerns.

Books from above


Browse a variety of helpful resources around gender identity issues including articles, workbooks, videos, books, professional referrals, and academic papers.

Mark Yarhouse
About the Sexual and Gender Identity Institute

Learn more about who we are and what we do. Meet the professionals who conduct original research on sexual or gender identity and faith to help further our understanding of these complex experiences.