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Education Spectrum | test autism los angeles | autism training los angeles
Diane Howard

Kathy Hollimon

Jim and Cathy Gott

Nathan Roettger

Dr. Laurie Stephens
Our Staff

The administration and staff of Education Spectrum have a passion and commitment to help children with autism spectrum disorders to experience achievement and success. Education Spectrum staff consist of additional instructors and consultants that provide intervention and consultation services at the center and in the field.


Diane Howard
Executive Director/Co-Founder
With over 40 years of experience in special education, both as a credentialed teacher and administrator, Diane Howard brings a wealth of experience and direction to the staff of Education Spectrum. As one of the founding partners, Diane is responsible for the oversight of all the components of Education Spectrum and also provides support to families through parent consultation.

Kathy Hollimon
Director of Training and Consultation/Co-Founder
Kathy Hollimon has worked specifically with individuals with autism for 17 years. She holds three teaching credentials and a master’s degree in human development. Her thesis was a case study on effective school based intervention for an individual with high functioning autism. She is also a board certified education therapist. Kathy’s expertise includes training and consultation services to school districts to develop effective programs for individuals with ASD and related disorders. She also facilitates limited groups at Education Spectrum.

Jim and Cathy Gott
Jim and Cathy have two sons with autism. Jim is a retired Major Leauge Pitcher and spends his days at Education Spectrum working alongside the professional staff as an instructor. Cathy holds a Master’s Degree in Public Administration, and her business background keeps her busy in the front office. They're passionate about helping other parents navigate their way through the joys and challenges of having children with autism.

Nathan Roettger
Program Director
Nathan Roettger comes from a background in teaching and completed his special education teaching credential program as well as a B.S. in psychology and a master’s degree in special education. He has been providing specialized services for individuals with autism for the past 8 years. Nathan is responsible for the oversight of the ongoing community integration groups held at the center. He also does limited consultation in the schools.

Dr. Laurie Stephens
Director of Clinical Services
Dr. Stephens is a leading expert in the diagnosis and treatment of children with ASD. She holds a Ph.D. in Developmental Psychology, and has been working in the field of autism for over 20 years. Dr. Stephens was previously the Director of Autism Spectrum Disorders Programs at The Help Group and the Director of Child Services for the Developmental Disabilities Program at University Hospital, Stony Brook (now The Cody Center). She has lectured extensively, both nationally and internationally. Her areas of speciality include the early diagnosis of Asperger’s Syndrome, developing social skills curriculum, facilitating early play skills and the development of theory of mind.

2235 North Lake Avenue, Suite 201  •  Altadena, CA 91001  •  Ph. (626) 797.1500  •  Fax (626) 797-5317