About Education Spectrum

Meet the Team at Education Spectrum

The administration and professional staff at Education Spectrum is focused on helping children with autism spectrum disorders to experience achievement and success in an environment of respect, compassion and understanding.

In addition to the “core team” you see here, the Education Spectrum team consists of our invaluable support staff and additional instructors and consultants that provide intervention and consultation services here at the center and in the field. Find out more about our staff below.

debbieDebbie Cornejo

Debbie Cornejo joined Education Spectrum in 2001, and she is the first contact when families are inquiring about ASD services for their child. She has 29 years of working with families and the regional centers. Her previous career holds over 12 years in the banking industry. Debbie also has an adult son with special challenges.

Debbie’s previous experience includes: notary services for 20 years, involvement and office terms in civic organizations for 10 years, participation in community fundraisers for Special Needs.

Diane HowardDiane 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 HollimonKathy Hollimon, Director of Training & Consultation / Co-Founder

Kathy Hollimon has worked extensively with individuals with autism for 22 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. When Functional Behavior Analysis or a specific behavior plan is needed, Kathy is frequently called in by both school districts as well as parents.

Kathy also facilitates groups at Education Spectrum and conducts training for parents and educators.


Nathan RoettgerNathan Roettger, Program Director

Nathan Roettger joined Educational Spectrum in 2000 bringing with him over 10 years experience as a Special Education teacher and Resource Specialist. He holds both a BS in Psychology and a Masters Degree in Special Education. In addition to his role as Program Director, he works directly with many of the children and teens.


Jim & Cathy Gott, Co-Founders

Jim and Cathy, who were instrumental in co-founding Education Spectrum, have two sons with autism. Jim is a retired Major League Pitcher and currently coaches for the Angels organization. Cathy holds a Master’s Degree in Public Administration and recognized the need for this innovative program based on personal experience with their children. They’re passionate about helping other parents navigate their way through the joys and challenges of having children with autism.

Education Spectrum