The Patterns Team

One of the most rewarding aspects of our field is finding the right staffing fit for our clients. At Patterns, our staff has been strategically developed with our clients in mind. We firmly believe that our team can inspire and support behavior change through evidence-based teaching methods. In addition to their expertise, the members of our Patterns team are personable, engaging, and interested in doing all that they can to meet the needs of our clients.


Ihab Shahawi - M.A., MBA

President & CEO


Ihab our new President, has been a student and practitioner in the field of ASD since 1983, he has a BA & MA in Psychology and an MBA from UCLA. Having studied and worked with the likes of Dr. Ivar Lovaas and Dr. Gary LaVigna, luminaries and pioneers in the ABA field. In 1996 he founded The SAILS Group, an organization specializing in the treatment of children and adolescents with Autism and other intellectual and developmental disorders who are behaviorally challenging. He enjoys traveling and spending time with family and friends.


Vivian ELShahawi

Chief Operating Officer


Vivian received her BS in Biology from the University of Virginia and since has worked at helping those in need, first as a candy striper hospital volunteer while in college and then as a counselor to addicted street children in her hometown of Barranquilla, Colombia. Since 2002 has been the Chief Operating Officer of The SAILS Group, an organization focused on services to children and adults on the Autism Spectrum. We welcome Vivian now to Patterns as our COO. Vivian enjoys time traveling, spending time with her husband, children, and 2 grandchildren.

Clinical leadership



Clinical Director - Brea, CA

Amber our Clinical Director, has brought a level and expertise that we are very excited to utilize. She trained both Katie and Robbie Fattal (Patterns Founders) for 6 years while they were special education teachers. With more than 22 years in the field...

Learn more about Amber and our California location



Clinical Manager - Denver, CO

Allison Clifford is a Board Certified Behavior Analyst (BCBA) who lives in Denver, Colorado. She began her career in Applied Behavior Analysis during her undergraduate education at The University of Kansas in 2006. Alli earned her Master’s degree...

Learn more about Alli and our Colorado location



Clinical Manager - Denver, CO

Katy obtained her Bachelor’s of Arts degree in Elementary Education at National Louis University in 2012 and attended Ball State University earning her Master’s degree in Applied Behavior Analysis, with an emphasis on autism, completing her studies in 2015...

Learn more about Katy and our Colorado location


Katherine N. Spiteri - M.Ed., BCBA

Clinical Manager - Okemos, MI

Katherine earned her graduate degree in Psychology Education from Wayne State University, Detroit, Michigan, in the summer 2015 and has spent the last couple of years working in the behavioral health field serving children on the autism spectrum...

Learn more about Katherine and our California location



Clinical Manager - Raleigh, NC

Natalie is a psychologist and behavior analyst who resides in Raleigh, North Carolina. She began studying and conducting research in the field of behavior analysis in 2002 and received her Master of Arts in Psychology from the University of North Carolina...

Learn more about Natalie and our N. Carolina location



Clinical Manager - Cleveland, OH

Amber Taylor is a Board Certified Behavioral Analyst (BCBA) in Ohio with 17-years of experience providing a wide range of services to families in her community. Amber has worked in the field of behavioral health since 2009. As a supporting member...

Learn more about Amber and our Ohio location


Kristi Julian - M.Ed., BCBA

Clinical Manager - Pennsylvania

Kristi earned her Master’s of Education degree from The University of Pittsburgh with a concentration in Mental and Physical Disabilities. She completed the BCBA coursework from Florida Institute of Technology. Kristi started her career as a Therapeutic Support Staff...

Learn more about Kristi and our Pennsylvania location