Dr. Rosa Patterson, PsyD, BCBA

Executive Director

Dr. Rosa Patterson has been in the field of autism and applied behavior analysis for over 20 years. Her training began under the direct education and training of Dr. O. Ivar Lovaas at U.C.L.A. where she received her bachelor of arts degree in psychology. She went on to receive her master of science in counseling with an emphasis in marriage and family therapy from California State University Fullerton. Dr. Patterson has also received a graduate certificate in behavior intervention for autism from the University of Massachusetts at Lowell. She is a board certified behavior analyst (BCBA).

Dr. Patterson began her teaching experience at UCLA as a head teaching assistant for Dr. Lovaas’ introduction to applied behavior analysis course. While under the direction of Dr. Lovaas she also served as a teaching assistant for 2 of the 3 courses he offered in autism and behavior intervention. Dr. Patterson was responsible for creating course materials, grading student work, being a guest lecturer, and also leading discussion groups. Dr. Patterson is currently an adjunct faculty member at National University in Costa Mesa California. She teaches courses in applied behavior analysis for both their school counseling/psychology programs and applied behavior analysis program. Dr. Patterson also teaches for the Orange County Department of Education where she is responsible for providing autism education to school district personnel for the required autism authorization mandated by the state of California.

Dr. Rosa Patterson continues to further her training in the field of autism in order to meet the diverse needs of each of the children she serves. She has attended workshops and trainings on subjects such as: Bullying and Autism, Picture Exchange and Communication System, SCERTS (Social Communication, Emotional Regulation, & Transactional Supports), Social Cognition (Michelle Garcia-Winner), Social Skills, TEACCH, and the Reading and Writing Program for visual learners. She has also been trained in the delivery of the ADOS assessment (Autism Diagnostic Observation Schedule).

Dr. Patterson has been a speaker at conferences for the Lovaas Institute for Early Intervention, Cal-TASH, and the City of Irvine in California. She has spoken on the topics of autism, applied behavior analysis, and inclusion of children on the autism spectrum into general education settings.

In addition, Dr. Patterson is a council member on the Orange County Childcare and Development Planning Council and enjoys volunteering for Pretend City Museum’s autism committee in Irvine California. She is also a member of the Interagency Autism Group in Orange County.

Dr. Patterson has developed autism and ABA programs, provided services, and conducted trainings to families and professionals in California, Texas, and Mexico. She provides ongoing supervision to those pursuing their board certification as a BCaBA or BCBA. Dr. Patterson is fluent in both English and Spanish.

Natalie Taguchi-Solorio, M.Ed, PPS, BCBA

Clinical Director

Natalie Taguchi-Solorio, M.Ed, PPS, earned a Bachelor of Arts Degree in Liberal Studies from Cal State University, Fullerton in 2006 and a Masters of Arts Degree in Education from Azusa Pacific University in 2009. In 2009, upon the completion of her fieldwork hours, Natalie received a Pupil Personnel Services Credential and as a result became a credentialed school counselor.

From 2006 to the present, Natalie has worked one-on-one with children who have been diagnosed with autism spectrum disorders in clinical, home and school settings. Natalie is experienced in ABA, DTT, PECS and social skills training. Natalie has had additional experience and exposure to working with children with ADHD, oppositional defiant disorder, depression and social anxiety disorders.

In November 2011, Natalie joined Autism Behavior Services Inc. as a behavior therapist. Before joining the ABS team, Natalie was employed by school districts in the Orange and Los Angeles County areas, as well as, volunteering with a nonprofit organization which implemented social skills groups for low income families.

When Natalie is not working she can be found chasing after her toddler, scrapbooking or reading a great book.

Colleen Cochran, MA, BCBA

Behavior Analyst

Colleen earned her B.S. in Biological Sciences and her B.A. in Psychology in 2005 from the University of California, Irvine. As an undergraduate Colleen worked in the Lab for Cognitive Brain Research, and found she had a passion for studying language and learning.

After college, Colleen started working as a behavior therapist with the Lovaas Institute in 2005. She instantly fell in love with each and every one of her clients, and found a passion for helping families tackle the challenges of autism. This passion drove Colleen to continue on in the field. She began supervising ABA programs in 2008, and went on to earn her M.A. in Applied Behavior Analysis in 2013. Colleen is now a Board Certified Behavior Analyst with over 10 years of experience in homes, schools, and the community.

Over the years, Colleen gained experience with Discrete Trial Teaching, Natural Environment Teaching, Picture and Textual Exchange Communication Systems (PECS and TECS), task analyses, toilet training, behavior reduction procedures, parent training, crisis prevention, CPR, frustration tolerance programs, executive functioning, self-management strategies, and more. Colleen regularly attends national and state-wide conferences for applied behavior analysis, reads professional journals to stay on top of current research, and participates in training sessions related to autism and ABA.

Colleen believes that behavior intervention should focus on providing therapy that meets the values and goals of each child and family. She loves working with kids, seeing them learn and grow, and fostering continuing education for staff and parents. Her passion in the field continues to be verbal behavior, including language acquisition and development.

In her free-time, you can find Colleen baking pastries and other sweets, hiking or backpacking, and playing word games.

May Paulele, MACP, BCBA

Behavior Analyst

May Guevara pursued her B.A. in Psychology with a Minor in Communication Studies from Chapman University and later earned her M.A. in Clinical Psychology with an emphasis in Marriage and Family Therapy from Pepperdine University. Upon graduation from Chapman, she was hired as a Montessori preschool teacher where she gained experience developing skill-based curriculum encompassing cognitive, social, emotional and physical development. May also worked as a school site counselor for the Orange County Department of Education ACCESS, where she conducted biopsychosocial assessments and provided individual therapy to at-risk and low socioeconomic adolescents.

In addition to her teaching and clinical experience, May has worked as a Behavior Interventionist with a local school district administering individualized ABA strategies to improve children’s academic, social, communication, motor, and adaptive skills.

May is trained in Applied Behavior Analysis (ABA), Discrete Trial Training (DTT), and Picture Exchange Communication System (PECS) and has been working in the field of autism and ABA since 2009. May also received additional training in implementing positive behavioral strategies and behavioral intervention planning and received a certificate in Behavioral Analysis for Successfully Initiating Change (B.A.S.I.C.). May recently attended a two-day workshop on Functional Analysis and Treatment of Severe Behavior Disorders with Dr. Brian Iwata, the field’s foremost researcher on functional analysis methodology.

May was born and raised in Hawaii and moved to California for higher education and greater opportunities. She has always aspired to work with children in order to cultivate their strengths and discover their full potential. May has an especially strong passion for working with children and families affected by Autism Spectrum Disorders and she believes that fostering rapport, balanced support and positive encouragement are essential to each child’s success. She is excited to join the ABSI team and she is looking forward to continue working with children and families.

Ron Lefevre, M.Ed, BCBA

Inland Empire Regional Manager

Ronald Lefevre has worked with at risk youth providing counseling in a group home setting and 1:1 setting since 2006. Ron was responsible for developing and monitoring at risk youth behavioral programs. He has extensive training in crisis intervention and has assisted psychologists with conducting assessements such as the minnesota multiphasic personality inventory.

Ron has worked as a behavior interventionist for children with autism since 2008 for a public school district, and has received several awards such as interventionist of the month and the “I make a difference award” from his superiors and families that Ron has worked with. Ronald has provided services as a class shadow aide, 1:1 applied behavior analysis (ABA) in the home and clinic settings, and parent consultation.

He graduated from the University of California, Irvine in 2006 with dual degrees in Psychology/Social Behavior & Criminology/Law and Society. He obtained his Master’s Degree in Education with emphasis in Applied Behavioral Analysis in 2013. Upon graduation from the University he served as an intern for Community Service Programs as a Juvenile Diversion Specialist. In this position, he counseled first time law offending youths and placed them in a community service setting in which the charges would be dropped if the community service was completed.

In addition to Ron’s education and experience, Ron enjoys researching academic journals in applied behavior analysis that allows him to be knowledgeable about current topics and treatments in ABA. Ron has applied this knowledge to his current cases and has developed single-subject designs for helping families that need help targeting and reducing maladaptive behaviors.

Ronald is a firm believer in positive reinforcement and believes in a family-centered model. He has worked with a diverse population of students of all ages and is always available to families in need.

He is passionate about the field of ABA and has dedicated his career to enrich the lives of children with an autism spectrum disorder.

Ron was born in Taiwan and came to California at the age of two when his father was transferred to work in Newport Beach as a electrical engineer with Ford Aero space in 1985. Ron was raised in Lake Forest, California and still resides there with his wife and dog. He is a Brazilian Jiu Jitsu, Taekwondo, and wrestling practitioner. His most recent interest has been downhill mountain biking which he started just 3 years ago. You can see Ron on his bike at Aliso Woods Canyon or Whiting Ranch on the weekend. Ron is always available to families even when he’s flying down the trails.

“The only disability in life is a bad attitude.” – Scott Hamilton

“Every great dream begins with a dreamer. Always remember, you have within you the strength, the patience, and the passion to reach for the stars to change the world.” – Harriett Tubman

Briana Jaramillo, M.Ed, BCaBA, QASP-S

Behavior Specialist

Briana has always had a passion for working with children from a young age. She worked in an afterschool program for elementary school aged children before beginning her work with children on the autism spectrum in 2006. Briana has worked as a para-educator in an autism focus classroom as a one to one and a classroom aide. This position confirmed for her that it would be her life profession to work with children on the autism spectrum.

Briana received her Bachelors of Science in Child and Adolescent Development degree from California State University, Fullerton. She studied a range of ages from infants through adulthood which advanced her knowledge in helping children with Autism. She also participated in a number of special education developmental courses which focused on rationale intervention, program models and teaching techniques for both verbal and non-verbal children. She has successfully completed coursework titled Adolescents and Adults with Autism: Evidence-based Practice, Adaptive Behavior, and Quality of Life. This course in turn has provided her with the tools needed for assisting and developing the adult group at ABSI. Briana attended Arizona State University where she obtained her Master’s in Education with an emphasis in applied behavior analysis.

Briana has training in crisis prevention intervention and has worked in both the home and clinical settings. She provides parent consultation and program supervision also. She has education and training in applied behavior analysis, discrete trial training (DTT) and picture exchange communication system (PECS).

Briana has a bubbly personality and drive to succeed which makes her a pleasure to work with. She is looking forward to working with many more families and seeing success in their lives.

Some of Briana’s leisure activities include crafting, cooking, reading and exercising.

Brittney Poff, MA, BCBA

Behavior Analyst

Brittney has always been passionate about working with children. She enjoys seeing the growth and progress over years that each child has made. She has worked with children and adults in the clinical, home and school setting. Brittney believes that treatment must be individualized in order for each child to meet their maximum potential. She is passionate about her work in the expanding field of ABA and excited to grow with knowledge.

Brittney graduated from California State University, Fullerton with a Bachelor of Science Degree in Child and Adolescent Development. Brittney completed her graduate work and received a Master of Arts in Teaching with a specialization in Applied Behavior Analysis. During her coursework, Brittney appreciated learning about reinforcement.

Brittney has training in Applied Behavior Analysis (ABA), Discrete Trial Training (DTT), and Picture Exchange Communication System (PECS). Brittney has also developed curriculum for social skills groups, provided parent consultation to parents and caregivers, and supervision of behavior intervention. Brittney has a positive attitude and looks forward to seeing growth in the lives of many families.

Over the past years, Brittney has been an active participate in the Autism Speaks fundraiser. During her free time, Brittney enjoys hanging out with her family and being outdoors.

Cat Phan, M.Ed, BCBA

Behavior Analyst

Cat graduated with her bachelor’s degree in Psychology from Cal State Fullerton. As she was studying, she volunteered as a court appointed special advocate for the Orange County Foster Home. Cat has one year experience working with the disabled and special-aid adult population at Acacia Adult Day Care.

Cat’s interest in the field of ABA began when she began working one-on-one with her neighbor’s son who has been diagnosed with autism spectrum disorders. She is passionate about the field of ABA and looks forward to imparting all her skills and knowledge to help children with ASD succeed in life.

Cat loves to read and her favorite book is Harry Potter.

Katherine Stewart, M.Ed, BCaBA

Behavior Specialist

Katherine graduated cum laude with a Bachelor of Arts degree in Psychology from the University of Southern California (USC). She is trained in Applied Behavior Analysis (ABA), Discrete Trial Training (DTT), Natural Environment Training (NET), and Picture Exchange Communication Systems (PECS). She also graduated from Arizona State University with her Master’s in Education with an emphasis in Applied Behavior Analysis.
Working with children is a passion of Katherine’s and she has several years of experience helping them in the home, school, and clinical setting. She first became interested in working with children with special needs after volunteering at a horse stable that specialized in hippotherapy in 2009. She continued with volunteering at a pediatric therapy clinic, assisting occupational therapists. Since then, she has continued to work in helping children with autism, Down syndrome, and cerebral palsy.
Katherine enjoys working for Autism Behavior Services, Inc. because every family she has had the pleasure of working for has made her job rewarding. She loves teaching through playing and crafting activities that suit the child’s individual needs.
During her free time, Katherine likes spending time with her husband and son and baking.
“You are BRAVER than you believe, STRONGER than you seem, and SMARTER than you think.” –A.A. Milne

Michael Forsberg, MS, BCaBA

Behavior Specialist

Michael Forsberg graduated from the University of California Irvine with a Bachelors of Arts Degree in Cognitive Science. He has been working with children on the autism spectrum and with other special needs since 2010. Michael received his Masters in Clinical Psychology in 2017 from Vanguard University of Southern California. He completed his BCaBA coursework in Applied Behavior Analysis at the Florida Institute of Technology. In February 2016 he successfully passed his BCaBA certification exam.

Since 2010, Michael has worked with a diverse population of children, adolescents, and adults. He is experienced in Applied Behavior Analysis (ABA), Discrete Trial Training (DTT), Natural Environment Training (NET), and Picture Communication Systems (PECS). He has experience working with individuals with autism, oppositional defiant disorder, obsessive compulsive disorder, and various anxiety disorders. Michael believes that everyone has the potential to grow and achieve their goals. He strives to help people and support them in any way possible to achieve their ultimate potential.

Michael played collegiate baseball and was raised in Orange County, California. He still resides in Orange County with his beautiful wife. Outside of working with clients, he enjoys watching sports, using technology, and living an active lifestyle.

Lisa Andarza, MA, BCBA

Behavior Analyst

Lisa graduated from UCLA with a BA in Sociology. During the summer that she graduated, she began working in the field of Applied Behavior Analysis (ABA) first as a play therapist, then a behavior interventionist, building up to an advanced behavior interventionist, and currently as a behavior specialist. Lisa has worked with a variety of ages and skill sets during the last 7 years. In particular, supporting language and sensorimotor development for younger children by collaborating with speech language pathologists and occupational therapists have been some of her dearest memories in the field to this day.

Lisa continued her education and graduated with a MA in Psychology from The Chicago School of Professional Psychology where she also earned a graduate certificate in applied behavior analysis.

Lisa finds parent consultation and education to be one of the most rewarding experiences in her line of work. When caregivers are equipped with skills and helpful knowledge, a child’s experiences can be positively changed in very impactful ways. Lisa also feels joyful helping children to find their words and develop communicative language that help them get their needs met. Additionally, seeing children smile and interact with peers is priceless.

In her spare time, Lisa enjoys meeting friends for food or catching up with family. She enjoys spending time with her husband and 2 dogs trying to get the dogs to socialize. She also enjoys visiting her 2 nephews who are growing up too quickly.

Lisa Do, MS, BCBA

Behavior Analyst

Lisa has experience working with children diagnosed with autism spectrum disorder and other intellectual and developmental disorders since 2006. Lisa earned her Bachelor of Arts Degree in Liberal Studies and a Master of Science Degree in Special Education from California State University, Long Beach. Following her didactic studies, Lisa also completed her Multiple Subject Teaching and Special Education Credential.

Lisa entered the world of Applied Behavior Analysis (ABA) during her educational journey and instantly found her love for helping those who benefit from ABA. She has been trained in the following ABA strategies: Discrete Trial Training, Pivotal Response Training, Functional Communication Training, and the Picture Exchange Communication System. Lisa has implemented ABA in all settings including the home, clinic community, and classroom.

She has a passion for improving the quality of life of individuals diagnosed with autism. Lisa brings her real life experience directly to the clients she serves as well as their parents and caregivers. Her charge is to ensure that every child can achieve their full potential and experience an improved quality of life. Her professional areas of interest include but are not limited to: serving children in inclusive settings, conducting early assessment and intervention, and providing parent consultation.

In her spare time, Lisa enjoys surrounding herself with family, friends, and food.

“I have the audacity to believe that peoples everywhere can have three meals a day for their bodies, education and culture of their minds, and dignity, equality, and freedom for their spirits.” – Dr. Martin Luther King Jr.

Kayli Prpich, MA, BCBA

Behavior Analyst

Kayli received her Bachelors degree in Special Education from the University of Georgia. She then moved to California to receive her Masters with a specialization in Autism in 2015 from San Diego State University. Throughout this time, Kayli has worked as a teacher and 1:1 interventionist, growing her passion for the field one child at a time. When she received her BCBA in 2016, she became a case manager and has enjoyed being able to work with a variety of clients, helping to individualize each of their programs.

Kayli enjoys working for Autism Behavior services because there is truly a team mentality. Each family becomes part of the team and everyone works together for the benefit of the child. Kayli ensures families feel comfortable and understand the therapy as a child progresses, as this is key to fostering change. She has worked with children and adults in the schools, their homes, and around town, and understands the importance of seeing the people she works with from many perspectives.When she isn’t with her families, Kayli loves to dance, read, and hang out by the beach.

Allison Thompson

Behavior Specialist

Allison earned her Bachelors degree in Behavioral Science with an emphasis in Sociology at Concordia University, Irvine. She then went on to earn her Masters degree in Education with an emphasis in Applied Behavior Analysis from Arizona State University. Allison has always had a passion for working with children. Throughout her college career she was involved in coaching high school soccer and involved in day camps. Allison began her career in ABA in 2014 where she started at ABSI as a Behavior Interventionist. Allison has training and education in applied behavior analysis (ABA), discrete trial training (DTT), and Natural Environment Training (NET). As a BCaBA, Allison provides parent consultation to parents and caregivers of children with ASD and supervises behavioral intervention programs for individuals of all ages.