Headshot of Katherine Hertlein

Katherine Hertlein

Department(s): Couple & Family Therapy Program
Office: MPE-A 118
Mail Code: 3045
Phone: 702-895-3210
Email: katherine.hertlein@unlv.edu


Kat is the director of the Marriage and Family Therapy Program and a professor in the School of Medicine. Her research addresses sexuality, technology, and its effects on couples. and she developed the first multi-theoretical model on this issue. Her research interests also include infidelity, sexuality, high-risk sexual behavior, child and adolescent therapy, and cyber issues in couple and family therapy. Kat's research, publications (8 books, over 60 articles and over 40 chapters) and teaching have been recognized by multiple awards at UNLV and beyond. Read more about Katherine Hertlein.


I study how technology affects couple and family life as well as how technology affects the process of therapy. My research helps people understand the ways in which technology can complicate their relationships as well as how technology can better support relationships.


  • B.S., Truman State University
  • M.S., Purdue University Calumet
  • Ph.D., Virginia Tech

Areas of Special Interest and Expertise

Infidelity, sexuality, couple and family technology, child and adolescent therapy


  • Licensed Marriage and Family Therapist
  • AAMFT Approved Supervisor
  • PREPARE/ENRICH Certified Counselor

Mentoring Topics

Publishing strategies (build a publishing pipeline), research presentation coach