Consultants
ABA Consultants
In order to ensure that we are providing the most effective and current ABA treatment, Steps to Progress LLC consults with Autism Partnership, www.autismpartnership.com, located in Seal Beach, California. Autism Partnership is a leading U.S. and international provider of behavioral treatment for autism. Each of the directors have over 30 years of experience in working with children with autism and were involved in the original Young Autism Project research conducted at UCLA.
Todd Streff, M.S., BCBA – Great Strides Behavioral Consulting
Todd Streff is a Board Certified Behavior Analyst who received his Master's degree in Behavior Analysis and Therapy from Southern Illinois University at Carbondale.
Read more: Todd Streff, M.S., BCBA – Great Strides Behavioral Consulting
Tracee Parker, Ph.D. – Autism Partnership
Tracee Parker has over 25 years of treatment and research experience in the field of Autism and Developmental Disabilities and earned a Doctoral Degree in Psychology from UCLA in 1990.
Ron Leaf, Ph.D. – Autism Partnership
Ron Leaf, Ph.D. is a licensed psychologist who has worked in the field of autism since 1973. He earned both his Bachelor's and Doctoral degrees at UCLA, working closely with Ivar Lovaas.
Toby Mountjoy, M.S.
Toby Mountjoy has an M.S. in ABA and has been working with individuals with ASD for over 14 years. He has been extensively trained by Dr. Ronald Leaf and Dr. John McEachin.




