Department of Psychiatry
Penn Behavioral Health

Center for the Treatment and Study of Anxiety

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Faculty and Staff

Faculty and Clinical Staff

Edna B. Foa, Ph.D., Professor and Director
Ph.D., Clinical Psychology, 1970, University of Missouri


Anu Asnaani, Ph.D., Assistant Professor

Ph.D., 2013,  Boston University


Sandy Capaldi, Psy.D., Clinical Faculty

Psy.D., Clinical Psychology, 2009, Philadelphia College of Osteopathic Medicine


Daniel Chazin, Ph.D., Postdoctoral Fellow

Ph.D., Clinical Psychology, 2014, Rutgers University


Thea Gallagher, Psy.D., Postdoctoral Fellow

Psy.D., Clinical Psychology, 2014, Philadelphia College of Osteopathic Medicine



Antonia Kaczkurkin, Ph.D., Postdoctoral Fellow

Ph.D., Clinical Psychology, 2014, University of Minnesota



Carmen McLean, Ph.D., Assistant Professor
Ph.D., 2008, University of Nebraska, Lincoln



Josephine Shih, Ph.D., Clinical Faculty

Ph.D., University of California, Los Angeles



Steven Tsao, Ph.D., Clinic Director

Ph.D., Clinical Psychology, Fordham University



Elizabeth Turk-Karan, Ph.D., Clinical Faculty

Ph.D., Clinical Psychology, Rutgers University



Holly Valerio, M.D., Clinical Faculty

M.D., 2007, University of Florida College of Medicine


Elna Yadin, Ph.D., OCD Clinic Director
Ph.D., 1979, Bryn Mawr College


David Yusko, Psy.D., Associate Director
Psy.D., Clinical Psychology, 2006, Rutgers University


Laurie Zandberg, Psy.D., Instructor

Psy.D., Clinical Psychology, 2013, Rutgers University


Yinyin Zang, Ph.D., Postdoctoral Fellow

Ph.D., Applied Psychology, 2013, The University of Nottingham (U.K.)



Patricia Imms, R.N.,  Clinical Research Nurse


Community Project


Roz Brumfield, MCAT, Community Coordinator



Practicum Students


Carey Schwartz, Psy. M.


Peter Hitchcock, B. A.


Ben Barnes, M. A.


Zachary Cohen, M. A.


Rebecca Holczer, M. A.


Research Assistants


Hallie Tannahill:


Hayley Fitzgerald:


Natalie Gay:


Jody Zhong:


Support Staff


Desiree Davis, Patient Services Representative: 


Robert Frederick, Business Administrator:


Ellen Kubis:


Cheryl Samuels: