About Our Doctors

All of our doctors are Licensed Clinical Psychologists with varied backgrounds. Each provider is a general practitioner treating such common diagnoses as anxiety and depression. However, most doctors also have specific areas of interest and expertise.
Tanisha Bracey, Psy.D.
Tanisha Bracey received her B.S. in Psychology from Howard University and her M.A. in Psychology from New York University. She completed her doctoral studies at Loyola University Maryland, where she received her Psy.D. in Clinical Psychology. Much of Dr. Bracey's clinical work has focused on older children and adolescents across numerous settings including residential treatment, community mental health, juvenile detention, and intensive in-home treatment. She has also dedicated a large portion of her training and experience to conducting comprehensive psychological evaluations with youth and adolescents. Dr. Bracey's areas of clinical interest include mood disorders, behavioral disorders, identity development, trauma, and psychological assessment.
Jennie Crim, Psy.D.
Dr. Crim has a background in numerous adjustment-related problems. These include but are not exclusive to relationship and couples' issues, addictions (such as pathological gambling and smoking) and depression. She also treats anger, stress and weight management, assertiveness and communication skills. Dr. Crim is also a skilled hypnotherapist and biofeedback specialist. Dr. Crim also frequently treats self-esteem, mood disorders and anxiety disorders. Furthermore, spirituality may be incorporated into the counseling process when requested. Dr. Crim treats those over the age of 12 in individual, couples, and family therapy.
Susan Etkind, Ph.D
​Dr. Etkind provides individual therapy to clientele affected by both acute (short-term) as well as chronic (longer-term) difficulties. She enjoys working with children as well as adults. With youth, Dr. Etkind uses a play therapy approach to help children feel more comfortable expressing themselves. She has extensive experience working with preschool and elementary school age children and their families. With adults, Dr. Etkind draws from a combination of CBT and insight oriented treatments in a manner tailored to best meet a client’s unique needs.

Dr. Etkind will work in a collaborative fashion with you and your family to help instill confidence, facilitate emotional expression, improve communication and increase coping strategies. When appropriate, Dr. Etkind will also help foster insight into past behaviors to facilitate making healthier choices for the future. She uses an eclectic approach, emphasizing an individual’s strengths.
Debra Ferguson, Ph.D.
Dr. Ferguson is a Licensed Clinical and Forensic Psychologist. She received her Ph.D. from The George Washington University, completed an internship at Walter Reed Army Medical Center and a post doctoral fellowship at The Yale University School of Medicine.

After serving in the U.S. Army as a Clinical Psychologist, Dr. Ferguson has a continued interest in the behavioral health needs of service members, veterans and their families. She specializes in the treatment of depression, anxiety, relationship issues and life transitions. Her practice includes older adolescents and adults.
 Lauren A. King, Psy.D.
Dr. King received her undergraduate degree from West Virginia University. She obtained her Master of Science and Doctorate in Psychology from Florida Institute of Technology in Melbourne Fl, She completed an APA-approved internship at Eastern Virginia Medical School in Norfolk, VA, where she obtained advanced training in integrated behavioral health and behavioral sleep medicine. Dr. King then completed her post-doctoral fellowship in clinical health psychology at Virginia Commonwealth University Medical Center in Richmond, VA. She has expertise in working with patients experiencing difficulty with anxiety (including OCD and phobias), depression, insomnia, binge eating, weight problems and adjusting to chronic medical conditions. She does psychotherapy and psychological testing with both adolescents and adults.
Jack Kitaeff, Ph.D., J.D.
Dr. Jack Kitaeff is a licensed clinical psychologist in the Commonwealth of Virginia with over 35 years experience providing direct counseling, diagnostic and therapeutic services to adults, adolescents, couples and families. He is also an attorney. Prior to entering private practice, Dr. Kitaeff served as a clinical psychologist and Major in the United States Army. He also has many years experience serving as a police psychologist for various Virginia Police and Sheriff Departments. Dr. Kitaeff has also served as the Director of Psychology for a major Virginia State Psychiatric Facility. He is an expert in treating depression, anxiety, phobias, and post-traumatic stress disorders, and has extensive experience utilizing cognitive behavioral therapy (CBT), as well as behavioral modalities such as relaxation therapy and systematic desensitization. He has considerable experience working with military and police populations, as well as performing pre-employment psychological screening. He also has experience working with bariatric patients contemplating weight loss surgery. He is a Diplomate in Police Psychology from the Society of Police and Criminal Psychology. He is also a Fellow of the American College of Legal Medicine.
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Dr. Kitaeff obtained his BA degree in Psychology from the City University of New York, his MS in psychology from the State University of New York, and his PhD from the University of Mississippi. He completed an APA accredited clinical psychology internship at Walter Reed Army Medical Center. He received his JD degree from the Antonin Scalia School of Law at George Mason University, and completed a legal externship at the United States Attorney’s Office for the Eastern District of Virginia.​
John Kuhlman, Psy.D.
Dr. Kuhlman treats numerous diagnoses. These include but are not limited to clients suffering from brain damage injury and/or substance abuse. he also works on neuro-rehabilitation, dual diagnosis, anxiety, depression, PSTD, and geriatric therapy. Dr. Kuhlman works with individuals and/or groups of 18 years of age and older.
Jeanne Marquis, Ph.D.
Dr. Marquis provides individual psychotherapy services to adults (age 18 and over) for a variety of issues. These include depression, anxiety, relationships, self-esteem, adult attention deficit disorder (ADD), adult children of alcoholics (ACOA), codependence issues and substance abuse. She also works with panic disorders, death and grief, health issues and mood disorders.​
Susan Murdock, Psy.D.
Dr. Murdock specializes in working with children, adolescents, and families. She works very frequently with depression, anxiety, and attention deficit disorder (ADD). She is also well versed in treating adults with mood disorders and with divorce or separation issues.​
David W. Ruxer, Ph.D.
Dr. Ruxer has a background in behavioral medicine and cognitive therapy with adolescents and adults in individual, group, and family therapy. Hypnosis and biofeedback are often provided for such issues as weight control, smoking cessation, phobias, sleep problems, headaches and stress management. Dr. Ruxer frequently works with workman's compensation cases and pain management as well.​
Dawna Thompson, Ph.D.
Dawna Thompson received her undergraduate degree from Hamilton College in 1985, and later obtained her MA and Ph.D. in Clinical Psychology from George Mason University. Prior to joining Clinical Psychology Services, Dr. Thompson was a faculty member with George Mason University's School Psychology program, and the Director of GMU's Cognitive Assessment Program and Early Childhood Center. Dr. Thompson has extensive experience working with children, adolescents and adults from the Northern Virginia community, and also worked as a psychologist for Fairfax County Public Schools for over ten years. In addition to working with school-aged children and adolescents, Dr. Thompson was a member of a multidisciplinary team charged with the assessment of preschool aged children. Current areas of specialty include: empirically supported interventions for children and adults with depression and anxiety; mindfulness based stress reduction; assessment of children with advanced academic/cognitive abilities; early childhood assessment; and comprehensive assessment of children with learning, attention, and emotional/behavioral disorders. Dr. Thompson has taught graduate level courses in Intellectual Assessment; Social/Emotional Assessment; Developmental Assessment; and Child Psychopathology. In addition, she has conducted work shops on a variety of topics in the community, including: Child Development, Developmental Assessment; Parenting Skills; Suicide Prevention for Elementary Aged Children; and Attachment/Developmental Issues facing Internationally Adopted Children.
Steven Tunick, Ph.D.
​Dr. Tunick works with numerous types of disorders. He treats depression, anxiety, phobias, relaxation training, work related issues etc. Dr. Tunick does individual, group, family, and couples therapy for people 12 years of age and up.
Joanna Zimmerman, Ph.D.
Dr. Zimmerman provides individual therapy to adolescents and adults. She works with a wide range of presenting concerns including depression, anxiety, relationship issues, women's issues, GLBT concerns, multicultural and identity issues, adjustment difficulties, and health-related concerns. She has received specialized training in adolescent and young adult psychology, as well as in the treatment of body image concerns and eating disorders. Dr. Zimmerman works with clients ages 14 and up using a framework that integrates Cognitive-Behavioral, Insight-Oriented, and Mindfulness-Based approaches. In addition to seeing clients at Clinical Psychology Services, Dr. Zimmerman works at George Mason University seeing undergraduate and graduate students in the Counseling Center.​