Program Information Autism Behavior Services, Inc. was established by Rosa E. Patterson, MS, BCBA, in order to improve the quality of life of children on the autism spectrum. Rosa Patterson has been in the field of autism and applied behavior analysis for over 20 years. 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. Ms. 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).