EVALUATION & TREATMENT CENTER

Our Team

Dr. Ted Andrews is trained as both a pediatric psychologist and pediatrician.  He completed his Ph.D. at The Ohio State University (‘93) in Psychology with an emphasis on Behavioral Pediatrics and a post-doctoral fellowship in Pediatric Psychology at the University of Pennsylvania School of Medicine/Children‘s Seashore House (’95).  He practiced as a Pediatric Psychologist for 10 years before entering medical school at St. George’s University where he graduated with an MD (‘08). He completed his medical residency in Pediatrics at the University at Buffalo School of Medicine and Biomedical Sciences.  He has over thirty years of professional experience specializing in developmental disabilities. Dr. Andrews evaluates and treats children and adolescents with a wide range of developmental and behavioral difficulties including:

• Learning disorders and other school-related learning problems
• Attention and behavioral disorders
• Tics, Tourette syndrome, and other habit disorders
• Regulatory disorders including sleep disorders, feeding problems, discipline difficulties, complicated toilet-training issues, enuresis (bedwetting), and encopresis (soiling)
• Developmental disabilities including Down syndrome, intellectual disability, autism spectrum disorder, and visual and hearing impairment
• Behavioral and developmental problems complicating the full range of pediatric chronic illnesses and disabling conditions (for example, genetic disorders, epilepsy, prematurity, diabetes, asthma, cancer).

Prior to returning to the field of developmental and behavioral pediatrics, Dr. Andrews spent five years as a pediatric hospitalist and second attending in the Emergency Department at the John R. Oishei Children's Hospital.  He began his medical career as a pediatric hospitalist for Catholic Health at Mercy South Buffalo Hospital.

Dr. Alissa Schiske completed her doctorate in clinical psychology at Medaille University (’22) with an emphasis in child and adolescent psychology. She completed her pre-doctoral internship at Oishei Children’s Hospital/Roswell Park Comprehensive Cancer Center as a member of the psychosocial team in the Pediatric Hematology/Oncology program. Dr. Schiske completed her post-doctoral experience at a private practice in Buffalo, providing assessment and therapy services to children, adolescents, and adults in Western New York.

She has experience working with children, young adults, and families in a variety of settings. Dr. Schiske specializes in the evaluation and treatment of children and adolescents with a wide range of developmental, emotional, and behavioral difficulties including:

• Learning disorders and other school-related learning problems
• Attention and behavioral disorders
• Autism spectrum disorder
• Anxiety and related disorders
• Depressive disorders and behavioral
• Emotional concerns related to chronic illness.
• Parent-Child Interaction Therapy (PCIT) 

Madelyn Weaver is a Behavior Technician and is currently pursuing her Master's in Applied Behavior Analysis at Niagara University, with the goal of becoming a Board-Certified Behavior Analyst (BCBA). She completed her Bachelor's in Psychology at Canisius University in 2021. 

Madelyn has hands-on experience in conducting assessments and applying behavior analysis techniques with children and young adults.  She specializes in the evaluation and treatment of a wide range of developmental and behavioral challenges. 

With a strong foundation in applied behavior analysis, Madelyn is committed to providing effective interventions that improve the quality of life for her clients.

Shirley Riddle is a Licensed Behavior Analyst who practices trauma informed applied behavior analysis (ABA) services. After completion of her BA in psychology at University of North Carolina in Wilmington (’17), she began to provide ABA services to individuals with Autism in North Carlonia. She completed her M.S. at Western Connecticut State University (’19) in applied behavior analysis. She has since practiced as a Board Certified Behavior Analyst in North Carolina, Illinois, and Pennsylvania in a variety of settings. In 2025, Shirley relocated to Buffalo, New York to continue to provide services to children in need of behavioral support.

Shirley has extensive experience with providing applied behavior analysis services in clinical, school, in-home, and alternative placement settings with children and young adults who range from age 2 to 22. She specializes in using applied behavior analysis to evaluate and treat individuals with behavioral difficulties, developmental delays, and emotional disturbances.

Holly Smith, MSN, PMHNP-BC has over 20yrs experience working in the health care field. She received her undergraduate nursing degrees from Trocaire College and started working as a Registered Nurse in 2008.

She has worked in a variety of settings & roles as an RN including direct patient care, home care case management, discharge planning, utilization review, and as a hospital liaison. Holly has also worked in nursing administration in both the acute care and long-term settings. She has worked as a psychiatric RN in inpatient and residential settings with adults and adolescents.

In 2018, she completed her master’s in nursing leadership from Daemen College. She later went on to receive her post-master’s certificate for Psychiatric Mental Health Nurse Practitioner at D’Youville College.

After graduating from D’Youville in 2022, Holly worked as a psychiatric nurse practitioner in the outpatient, inpatient & long-term care settings serving those with mild to severe mental health needs.

Holly has experience working with patients as a Psychiatric NP across the life span, from the toddler age to the geriatric population.

To schedule an appointment, make a referral or to reach out to our staff, email [email protected] or call (716) 828-7586.