About Us

Kristen Belloni, PhD, LP, LSSP

Dr. Kristen Belloni is the owner and CEO of Lifespan Psychological Services. A Licensed Psychologist, Dr. Belloni has over 10 years of experience conducting psychological and neuropsychological evaluations, including over 6 years as a Licensed Specialist in School Psychology (LSSP) in the Frisco and Denton Independent School Districts. She has worked in private practice since 2015. Dr. Belloni has conducted hundreds of Autism Spectrum Disorder, neuropsychological, bariatric and pre-operative pain assessments, Veterans compensation and pension, foster/adoptive children, Child Protective Services, and other psychological evaluations (ADHD, PTSD, depression, anxiety, bipolar, personality disorders, etc.) for children, adolescents, and adults. Her patients have crossed the lifespan, from ages six months to 100+ years old. She is a highly respected examiner receiving referrals from insurance companies, medical and professional providers, therapy centers, mental and behavioral health providers, foster care agencies, and the Texas Department of Family & Protective Services.

As an educator, Dr. Belloni was Adjunct Instructor of Lifespan Development in the Department of Dispute Resolution and Counseling at Southern Methodist University, where she also received her Master of Arts in Clinical Counseling. She was Teacher of Record/Graduate Teaching Assistant at Texas Woman’s University teaching Introduction to Behavior Therapy & Laboratory, where she received her Ph.D. with a focus on school neuropsychology. She was co-founder and President of the TWU School Psychology Graduate Student Organization.

Dr. Belloni began her post-graduate work as an Associate Professor of Psychology at Collin College, teaching General Psychology and Life Span Development. She completed her clinical work at Denton County Children’s Advocacy Center, and was a Contract Supervisor of visitation and exchanges for children and non-custodial parents at The Family Connection in Dallas.

Dr. Belloni has an extensive history of presentations and research. In addition to her numerous special presentations and awards, she was nominated for the Association for American Colleges and Universities’ Patricia Cross Future Leaders Award by TWU School Psychology faculty, was nominated by the TWU senior graduating class of 2007 as “Favorite Teacher," and served as Campus Representative to the American Psychological Association.

Dr. Belloni is passionate about the care of her patients and strives to ensure they receive high-quality services with an empathic and understanding approach. She has dedicated her life to pursue optimal mental health functioning of our community in her role as a psychologist evaluator.

Dr. Katie Runyon is a Licensed Psychologist and a Licensed Specialist in School Psychology. She received her doctorate degree from Texas Tech University, and also holds two master’s degrees in Educational Psychology and School Psychology from Loyola University Chicago. She obtained her undergraduate degree in Psychology from Brigham Young University.

After becoming a Licensed Specialist in School Psychology, she spent 10 years working with children, adolescents and young adults, ages 2-21. She specialized in the diagnosis and treatment of a wide range of learning, emotional, and behavioral difficulties. She worked closely with teachers and parents to create and implement prevention and intervention strategies that matched the student’s family culture.

In 2017, Dr. Runyon expanded her training to include adult evaluation. Dr. Runyon conducts psychological and neuropsychological evaluations in the areas of anxiety, depression, PTSD, adult ADHD, bariatric evaluations, autism, eating disorder, and personality disorders. Dr. Runyon works closely with patients to ensure they feel heard, validated, and comfortable during the assessment.

In addition to working with children and their families, Dr. Runyon has a passion for research. Dr. Runyon has published a meta-analysis on a screening tool for childhood anxiety, validated assessment tools on Native American populations, and contributed to ABA research. Dr. Runyon has presented her findings at local and national conventions.

Dr. Runyon’s goal is to help patients understanding how their minds work and to educate every patient about their strengths and weaknesses so they can improve and grow in areas that are important to them.

Verónica Irvine, M.A. is a Licensed Psychological Associate with a master’s degree in Clinical Psychology from Trinity University in San Antonio and a bachelor’s degree in Psychology from The University of Texas at Austin. She works with English and Spanish speaking adults with diverse backgrounds. Throughout her more than 20 year long career, she performed countless psychological and neuropsychological assessments that have clarified the presence of intellectual limitations, dementia, Autism Spectrum Disorder, Attention-Deficit Hyperactivity (ADHD), Dissociative Disorders, Depression, Bipolar Disorder, Anxiety, Post-Traumatic Stress Disorder (PTSD). She has provided treatment and assessments in settings that have included private practice, schools, hospitals, and treatment centers. Ms. Irvine believes that each individual is unique and has strengths to overcome any difficulties they may have, and the ability to continue to develop and grow throughout their lives.

Verónica Irvine, M.A., LPA. esta licenciada en psicología con una maestría en psicología clínica de la Universidad Trinity en San Antonio y una licenciatura en psicología de la Universidad de Texas en Austin. Ella trabaja con adultos de diversas culturas que hablan inglés o español. A lo largo de su carrera de más de 20 años, ha realizado innumerables valoraciones psicológicas y neuropsicológicas que han aclarado la presencia de limitaciones intelectuales, demencia, Trastorno del Espectro Autista, Déficit de Atención con Hiperactividad (TDAH), Trastornos Disociativos, Depresión, Trastorno Bipolar, Ansiedad, Post -Trastorno de Estrés Traumático (TEPT). Ha brindado tratamiento y evaluaciones en entornos que incluyen práctica privada, escuelas, hospitales y centros de tratamiento. Verónica Irvine tiene la convicción de que cada individuo es único y tiene fortalezas para superar cualquier dificultad que pueda tener, y la capacidad de continuar desarrollándose y creciendo durante toda su vida.

Wendy Stiles is a Licensed Psychological Associate and a Licensed Specialist in School Psychology. She received her Master’s in School Psychology degree from The University of North Texas. She obtained her undergraduate degree in Psychology from The University of Texas at Austin.

Since becoming a Licensed Specialist in School Psychology, she has dedicated her career to working with children, adolescents and young adults, ages 2-21 in local school districts in Texas and Oregon. In addition, she’s worked in private practice on the island of St. Thomas in the US Virgin Islands and in Texas. She specializes in the identification of a wide range of learning, emotional, and behavioral difficulties, including intellectual disabilities, Autism Spectrum Disorder, Specific Learning Disabilities, Attention-Deficit Hyperactivity (ADHD), Depression, Anxiety, Post-Traumatic Stress Disorder (PTSD) and Traumatic Brain Injury (TBI).

Ms. Stiles focuses on providing evaluation and counseling services to youth from diverse racial, ethnic and ability backgrounds. Ms. Stiles fostered a passion for supporting neurodiverse learners in schools and published a monthly virtual bulletin board to bring awareness about a variety of mental health issues to students and staff. She co-created a blog site of information about trauma-informed practices for teachers. Ms. Stiles recognizes the challenges faced by LGBTQIA+ youth and created a safe space for students by developing an interactive website they could access for support and information.

Ms. Stiles strives to be a trusted resource for patients and their families. Her goal is to make patients feel comfortable and at ease during the evaluation. She wants to help patients understand their strengths and areas for growth so that they can advocate for themselves in order to accomplish their personal goals.