Dr. Hoffman

Dr. Valerie Hoffman is an Arizona licensed psychologist who specializes in evaluating and treating children and teens with educational, behavioral, developmental, and social-emotional needs.  Dr. Hoffman's early training centered around assessment and treatment of Autism Spectrum Disorders. She received training in Applied Behavior Analysis (ABA) therapies through the University of California, San Diego and went on to deliver early intervention services for children with autism and developmental disorders.  While Dr. Hoffman continues to work with children with Autism Spectrum Disorders, her current practice includes diagnostic assessment and treatment of a variety of presenting concerns, such as Attention Deficit Hyperactivity Disorders, Learning Disabilities, Anxiety Disorders, Depressive Disorders, Attachment Disorders and other needs such as peer troubles/bullying, self esteem, divorce, separation anxiety, and grief/loss issues, among others.  Dr. Hoffman  also enjoys working with families and has been particularly successful  working with parents and teens to improve communication, reduce conflicts, and improve parent-child relationships.  She counsels adolescents individually, and as former therapist for children in the juvenile detention center, she has experience working with challenging teens.  Her treatment practices are solution focused and  skills based utilizing research based therapies such as cognitive behavior therapy and psycho-education.  Having former experience working as a preschool teacher, Dr. Hoffman also enjoys working with toddlers and young children. In particular, she enjoys working closely with parents in developing parenting practices that encourage optimal child development while preventing problem behaviors. Finally,  Dr. Hoffman's has a special interest in working with families with foster and adopted children, as she completed her doctoral dissertation researching successful characteristics of families with children adopted post-infancy. Dr. Hoffman enjoys active involvement in the professional community and she has served as the president of the Scottsdale Psychological Society and as the secretary of the Children's Services Network, in addition to volunteering and collaborating with agencies that serve children and families, including Arizonan's for Children, RISE Family Services, and Aid to the Adoption of Special Kids. 

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Dr. Karabatsos

Dr. Sarah Karabatsos received her Doctorate in Clinical Psychology, with specialization in Neuropsychology from Illinois School of Professional Psychology at Argosy University in Schaumburg, Illinois. She completed her APPIC-approved internship at Dean Medical Center. She has extensive training in assessment and treatment of children, adolescents, adults and geriatrics with neurodevelopmental and neurological disorders. She also has experience in therapeutic services, crisis intervention and family outreach with children and adolescents with learning disabilities, behavioral difficulties and mood disorders. Her areas of specialty and interests are autism spectrum disorders, traumatic brain injury, stroke and children who present with multiple symptoms including attention, learning and mood difficulties.  Dr. Karabatsos received her licensure from the Arizona Board of Psychologist Examiners in June of 2014. 

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Dr. Lebovitz

Dr. Christina Lebovitz is a licensed psychologist in the state of Arizona. As a clinical psychologist, she serves infants to adults and provides evaluations, therapy and consultation, in addition to training in mental health issues. Identification of learning, developmental and clinical conditions is done in conjunction with school and primary care liaisons. Health care consultation is geared to building resilience and a positive outlook, with improvement of medical compliance and self-monitoring for chronic conditions, including weight loss and management. She emphasizes how people can thrive by building on strengths and uses cognitive behavioral approaches as well as play therapy and trauma processing (EMDR). Dr. Lebovitz has over 26 years of practice in Arizona, including hospital-based and community programs, plus independent practice. On the personal side, Dr. Lebovitz has gained invaluable insight by raising three children and enjoying a long marriage. Serving as co-founder and President of the Children's Services Network (www.csn-az.org) and as President of the Arizona Psychological Foundation broadens her awareness of public issues and facilitates multidisciplinary collaboration.

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Dr. Logerquist

Dr.Sally Logerquist is a licensed psychologist with extensive background in clinical and school settings as an evaluator, therapist and consultant.  She provides a wide range of intellectual, academic, social and behavioral evaluations including: Intellectual giftedness; Developmental Disabilities (Mental Retardation); Learning Disorders; Social, Emotional and Behavioral Disorders. Her area of specialty is working with individuals suspected of having an autism spectrum disorders.  Diagnostic information is translated into special education categories (when appropriate) based on current state and federal legal constraints.  The individual’s strengths and limitations are described in order to aid in the understanding of the reader and to ensure that the client obtains the appropriate services and accommodations that they need.  Recommendations include research-based interventions that have proven to be effective for use in home, school and/or work environments.

Dr. Logerquist provides individual and group therapy on a variety of issues, with a primary emphasis on social skill therapy.  Social skill therapy activities are designed to reduce skill deficits by teaching and practicing the social skills that are highly related to social success.  In addition therapy activities are directed reduce social anxiety by teaching and practicing calming strategies. The goal is to provide individuals with the necessary skills to experience positive reactions in their social interactions.

Evaluations for individuals suspected of having an Autism Spectrum Disorder include assessment of early childhood behavior as well as current behavior. The evaluation process culminates with a profile of the individual’s strengths and limitations related to social behavior. Factors that appear to impede social progress will be identified. A description of strategies will be provided to address these factors. 

Evaluations for individuals suspected of having a processing deficit will include assessment of seven broad domains of ability using multiple cognitive measures. The evaluation process culminates with a profile of cognitive processing strengths and limitations and a description of the individual’s learning style.  Factors that appear to impede academic progress will be identified and strategies will be provided to address these factors.

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Dr. Nicholls

Dr. Nicholls is a Clinical Psychologist with 35 years of experience working in a variety of medical centers and teacher hospitals and now in private practice.  He is a diplomate of the American Board of Professional Psychology (Clinical) as well as the American Board of Pediatric Neuropsychology,  and he is a Fellow of the American Academy of Clinical Psychology and the American Academy of Pediatric Neuropsychology.  His practice is informed by his study of the emerging field of neuroscience, which allows him to understand his patients from a biopsychosocial perspective.  He sees each person as unique, and as striving to live to their potential given their personal strengths, history, and relationships.  Dr. Nicholls specializes in the evaluation and diagnosis of neurodevelopmental disorders including learning disabilities, Attention-Deficit/Hyperactivity Disorder, Autism Spectrum conditions.  Dr. Nicholls also specializes in personal injury and the impact of chronic health conditions and acute trauma/injury. 

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Dr. Wilson

Dr. Felicia Wilson is an Arizona licensed psychologist who specializes in evaluating and treating children, adolescents, and adults with neurodevelopment disorders including attention-deficit disorder, reading disorders, and other learning difficulties.  She sees individuals for a variety of concerns and performs neuropsychological evaluations, psycho-educational evaluations, and gifted assessments among others.  Additional areas of practice include assessing and treating individuals with sleep related issues (insomnia, sleep apnea, etc.), cognitive complaints (changes in memory, cognition, dementia, stroke, etc.), and traumatic brain injuries as well as post-traumatic stress disorder.  Dr. Wilson completed her training at the VA Hudson Valley Health Care System in Montrose, New York where she had extensive training in assessing adults with post-traumatic stress disorder, substance abuse, traumatic brain injuries, as well as other neurological disorders.  She also has experience in cognitive rehabilitation and crisis intervention.  In addition to her areas of specialty Dr. Wilson continues to diagnose and treat children, adolescents, and adults with anxiety disorders, depressive disorders, and other mood disorders.  Finally, she enjoys working closely with parents and children to address issues related to self-esteem, divorce, peer issues, and school concerns.  Dr. Wilson received her Doctorate in Clinical Psychology from Midwestern University in Glendale, Arizona and received her licensure from the Arizona Board of Psychologist Examiners in February 2016.  

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Alex Ingram

Alex Ingram is currently a fourth year doctoral student in Clinical Psychology at Arizona State University where she completed her master's degree.  She previously attended and graduated from the University of South Carolina with her bachelor's degree in Psychology.  Alex has an interest and training in early childhood, autism, and other genetic and environmental risk factors affecting children and families as well as conducting psychotherapy and assessments with individuals across the lifespan.  Alex is interested in seeing patients of any age for evaluations and.or therapy under the supervision of Dr. Nicholls. 


Ariel Sternberg

Ariel Sternberg joins The Nicholls Group as a third year doctoral student in Clinical Psychology at Arizona State University.  She completed her undergraduate degree in Psychology at the University of Maryland and completed her Masters degree in Clinical Psychology at Arizona State University.  After graduation from college, Ariel spent a year in Israel on a community service fellowship working with disadvantaged populations, specifically special needs children and children from abusive homes.  Upon completion of the fellowship, she spent three years working as a research coordinator and clinical educator with adolescents in residential treatment for mood disorders and substance abuse at McLean Hospital in Boston, M.A. Ariel is interested in seeing patients in any age group for therapy and/or psychoeducational evaluations under the supervision of Dr. Nicholls.

Maraen Foley

Maraen Foley graduated from Arizona State University with two bachelor of science degrees in psychology and family and human development.   During her academic career Maraen held a focus in the area of child and adolescent development and was involved in research related to childhood self-regulation and executive functioning. She also spent a summer studying cross-cultural psychology in Alicante, Spain.  She is trained to administer psychological assessments and started by working at Phoenix Children's Hospital and studying under Psychologists Dr. John Barton and Dr. Michael Lavoie.  Maraen is joining The Nicholls Group to assist in psychometry services.