Heather Powell, Ph.D.

Dr. Powell is a licensed psychologist who specializes in the neurocognitive assessment and treatment of children and adolescents with attention deficit disorders (ADHD), learning disabilities, psychiatric illness, and emotional and/or behavioral issues. She also has experience working with gifted and talented as well as twice exceptional (i.e., gifted students with learning challenges) students.

In addition to psychological evaluations, Dr. Powell provides psychological and behavioral treatments for children and adolescents who may be struggling with a variety of issues, including anxiety, depression, and anger problems. She utilizes a strengths-based approach, helping children and families identify strengths and learn to use them to address their challenges. Dr. Powell's treatment style relies mainly on cognitive and behavioral strategies to increase coping skills, and decrease maladaptive responses to stress. She also specializes in gradual exposure techniques to address anxiety.

Dr. Powell has worked in a variety of mental health and educational settings, including psychiatric hospitals, residental treatment centers, children's hospitals, public schools, and community private practice. She holds a Masters in Psychology from American University in Washington D.C. and a Ph.D. in School Psychology from the University of South Florida. She completed a clinical internship at the Kennedy Krieger Institute/Johns Hopkins School of Medicine, and a two-year post-doctoral fellowship at the Johns Hopkins School of Medicine. She then served as a staff psychologist at the Johns Hopkins Hospital for a number of years before opening Jones Falls Psych Associates in 2012.

Dr. Powell is a member of the American Psychological Association and the Maryland Psychological Association, and serves on the Board of Directors of the Maryland branch of the International Dyslexia Association.

Dr. Powell is originally from the Midwest, but has lived in the Baltimore area since 2006. She currently lives in Towson with her husband and three children.

Jessica Hankinson, Ph.D.

Dr. Hankinson is a licensed psychologist with extensive experience working with children, adolescents, and their families to treat adjustment, anxiety, mood, and behavioral concerns.  She takes a skills-based approach to help individuals and families learn strategies to cope with emotional distress, improve daily functioning, and overcome obstacles to their general well-being.  Dr. Hankinson also specializes in working with individuals and families to promote adjustment to chronic and acute medical conditions such as chronic pain, elimination disorders/toileting problems, gastrointestinal and urological problems, sleep problems, headaches, injury or surgery, kidney disease, heart disease, diabetes, cancer, cystic fibrosis, asthma, and various neurodevelopmental disorders.  Her treatment approach addresses the interplay between physical and psychological health. She utilizes behavioral, cognitive-behavioral, and motivational strategies to increase behavioral compliance, improve coping and adjustment, decrease anxiety and avoidance, and improve overall emotional and behavioral functioning.  


Dr. Hankinson has worked in a variety of mental health and medical settings, including a university based community mental health clinic, children's hospitals, and pediatric medical specialty clinics. She received her B.A. in Psychology from the University of Virginia and her Master's and Ph.D. in Clinical Psychology from the University of South Florida.  She completed a clinical internship and two year post-doctoral fellowship at the Kennedy Krieger Institute/Johns Hopkins School of Medicine.  Most recently, she was on faculty as an Assistant Professor at Johns Hopkins School of Medicine in the Division of Child and Adolescent Psychiatry where she held clinical, research, supervisory, and teaching roles. Dr. Hankinson has been involved in grant funded research projects, presented at numerous national and international conferences, and has co-authored several peer reviewed psychology journal articles and chapter books. 


Dr. Hankinson is originally from Wilmington, Delaware.  She has lived in the Baltimore area since 2008.  She resides in Towson with her husband, 3 children, and dog. 

Fred Hillwig, Psy.D.

Dr. Hillwig is a licensed psychologist who specializes in the assessment and treatment of adolescents and adults who are coping with mood and anxiety disorders. He has a particular interest in helping clients to manage anxiety related to sports and work performance.


Dr. Hillwig emphasizes the use of the therapist-client relationship as a model for change in his client’s worldview and significant relationships. The practice of prosocial behaviors in therapy serves as a precursor for change in clients’ everyday relationships.


​Dr. Hillwig has worked in a variety of mental health settings, including residential treatment centers, community mental health centers and private practice. He holds a Masters Degree in Counseling Psychology from Temple University in Philadelphia, PA and a Psy.D. in Clinical Psychology from Chestnut Hill College, also in Philadelphia. 


Dr. Hillwig is a member of the National Register of Healthcare Psychologists.  

Originally from New Jersey, Dr. Hillwig has lived in the Baltimore area since 1999. He currently lives in Baltimore County with his wife, two children their dog and two cats.