![member](https://ocdiocar.mclean.harvard.edu/wp-content/uploads/2022/03/FalkensteinHeadshot198Nov1818.webp)
MARTHA FALKENSTEIN, PhD
Director of Research, OCD Institute
Assistant Professor in Psychology, Harvard Medical School
![member](https://ocdiocar.mclean.harvard.edu/wp-content/uploads/2022/03/JK.webp)
JENNIE KUCKERTZ, PhD
Administrative Director of Research
Instructor in Psychology, Harvard Medical School
![member](https://ocdiocar.mclean.harvard.edu/wp-content/uploads/2022/03/NotaJ.webp)
![member](https://ocdiocar.mclean.harvard.edu/wp-content/uploads/2022/03/VanKirkN.webp)
NATHANIEL VAN KIRK, PhD
Director of Psychological Services
Instructor in Psychology, Harvard Medical School
![](https://ocdiocar.mclean.harvard.edu/wp-content/uploads/2023/03/Aliza-Stein-Headshot-300x215.jpg)
![](https://ocdiocar.mclean.harvard.edu/wp-content/uploads/2024/07/MelanieDelAngelo-298x300.png)
MELANIE DELANGELO, BS
Clinical Research Assistant
![](https://ocdiocar.mclean.harvard.edu/wp-content/uploads/2024/07/NickKim-225x300.jpeg)
NICHOLAS KIM, BS
Clinical Research Assistant
![](https://ocdiocar.mclean.harvard.edu/wp-content/uploads/2024/07/LaurenHeadshot-300x290.png)
LAUREN OH, BA
Clinical Research Assistant
![member](https://ocdiocar.mclean.harvard.edu/wp-content/uploads/2022/03/BRENNANB.webp)
BRIAN BRENNAN, MD
Director of Medical Research
Assistant Professor of Psychiatry, Harvard Medical School
![member](https://ocdiocar.mclean.harvard.edu/wp-content/uploads/2022/03/DaveyD.webp)