Our Team is Here

Our mission at Prism Autism Education & Consultation is to make long-term, socially significant improvements in the lives of children with autism spectrum disorders. We focus on creating lasting relationships with the children, their families, and teams. Utilizing the principles of Applied Behavior Analysis, we develop individualized curriculum including behavioral supports and training of those in the children’s lives in order to increase their academic, language, and social successes.

Rebecca Giammatti, M.S., BCBA

Rebecca Giammatti, M.S., BCBA

Co-Founder, Chief Clinical Officer


Rebecca Giammatti is a Board Certified Behavior Analyst who has worked with children with autism for the past 19 years. She holds a Master of Science degree in Applied Behavior Analysis and Autism from Sage Graduate School.

Rebecca enjoyed several years of center-based behavior analytic experience before becoming an outreach provider, working with home-based instructional teams. Prior to co-founding Prism, Rebecca held several long-term consultation contracts within schools throughout Connecticut.

When not working, Rebecca enjoys time at home with her husband and two children, as well as traveling and cooking.


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Rachael Coburn

Rachael Coburn

Co-Founder, Chief Executive Officer


Rachael Coburn is the Co-Founder and Managing Director of Prism Autism Education & Consultation. Rachael’s nearly ten years of experience in the field began as a summer internship at a center in NY and blossomed into a love of supporting the families of children touched by autism. Her experience includes home, school and center based programming. She also gained valuable administrative experience as a Director of Development for one of those centers.

Prior to her work starting Prism, Rachael managed several teams and accounts at a health intelligence firm. Her business experience and her BS in Business Administration is an asset to this organization.

In her free time, Rachael enjoys spending time with her husband and two children, reading and like Rebecca, working in the kitchen to create new recipes to accommodate her family’s many needs. In addition, Rachael and her daughters enjoy tending their delicious backyard kitchen garden together.


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Karen Kelly

Karen Kelly

Business Manager


Karen Kelly is the Business Manager at Prism Autism Education and Consultation.  She has a Bachelor’s degree in Business Administration from the State University of New York at Oswego and an Associate’s degree in Business Administration from the State University of New York at Cobleskill.

Karen comes to us after thirty years experience growing in the field of administrative and business management.  Her business experience and excellent organizational skills make her an asset to our business

In her free time, Karen enjoys spending time with her husband, three grown children, and her extended family.  She loves family, nature, and doing woodworking with her husband.

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Danielle Barthel

Danielle Barthel

Operations Manager



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Stephanie Greaves, M.S., BCBA

Stephanie Greaves, M.S., BCBA

Clinical Director


Stephanie is a Board Certified Behavior Analyst who has worked with children with autism since 2001.  She received her Master of Science degree in Behavior Analysis from the University of North Texas.

Prior to joining the Prism team, Stephanie spent many years servicing children with autism in a center-based behavior analytic program and providing outreach services to children and their families at home, in the community, and in the schools.  She has consulted with several school districts and Birth-to-Three programs.  Stephanie has directed both center-based and outreach programs and has provided supervision to those candidates pursuing their BCBA certification.

In her free time, Stephanie and her husband enjoy family adventures with their two young children.  They spend a lot of time playing outside, hiking, canoeing, and swimming.  Stephanie also enjoys running, music, cooking, travelling, and curling up with a good book.


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Emily Duffy, M.A., BCBA

Emily Duffy, M.A., BCBA

Associate Clinical Director


Emily Duffy is a Board Certified Behavior Analyst who has worked with children with autism for 15 years. She holds a Master’s Degree in Special Education from St. Joseph’s University and a certificate in Applied Behavior Analysis from Southern Connecticut State University.

Emily has behavior analytic experience working with children of all developmental levels. In addition to skill development based on the principles of ABA, Emily has extensive experience in teaching social cognition based on the Social Thinking© curriculum of Michelle Garcia-Winner (see socialthinking.com for more information). She has been accepted as a Social Thinking Clinical Training Participant at the Social Thinking Clinic in Boston.

When she is not working with families, Emily and her husband enjoy outdoor activities including swimming, hiking, kayaking, running and biking. She also enjoys sharing her love of nature with her nephews, nieces and grandchildren.

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Joanne Searle, M.Ed., BCBA

Joanne Searle, M.Ed., BCBA

Clinical Training Lead


Joanne Searle is a Board Certified Behavior Analyst who has worked with children with autism for the past 7 years. She holds a Bachelor of Arts in Psychology and Sociology from Central Connecticut State University, and a Master’s Degree in Applied Behavior Analysis.

Prior to joining Prism, Joanne enjoyed several years of behavior analytic experiences as an ABA Therapist and a Senior Behavior Therapist in the public school system working with preschool and elementary aged students.

When Joanne is not working with her students or instructional teams, she enjoys spending time with her husband, as well as exploring New England and discovering what each season has to offer.


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Our Partners

Kelly K. Powell, PhD
Licensed Clinical Psychologist

Dr. Powell is a Licensed Clinical Psychologist providing psychological and psychoeducational evaluations, individual and group therapies, including parent training and executive functioning groups, and individualized consultations. 

She is also an Associate Research Scientist at the Yale Child Study Center, Yale University School of Medicine specializing in the assessment and treatment of individuals with ASD and their families. Her current research focuses on developing, implementing, and evaluating evidence based parenting interventions for children with ASD.  Dr. Powell’s clinical pursuits include interdisciplinary evaluations of young children with ASD and related disorders as well as the dissemination and implementation of evidence-based treatments into the community.

Additionally, Dr. Powell runs monthly support groups for parents of children with ASD as well as adults with ASD through the Autism Services & Resources Connecticut (ASRC) in Wallingford, CT.


Amy Giguere Carney, M.S.W., L.C.S.W.

Amy Carney is a Licensed Clinical Social Worker specializing in supporting parents with toddlers and preschoolers during and after diagnostic evaluations.   She acquired a B.S. in Human Development and Family Relations from the University of Connecticut and earned her Master’s Degree in Social Work at Southern Connecticut State University. 


Prism Autism Education & Consultation Earns Behavioral Health Center of Excellence Distinction

Join Our Team!

Prism Autism Education & Consultation is always looking for qualified professionals that share in our vision to join our family.

Contact Us Today  |  (860) 495-0126  |  info@prismautism.com
Copyright © 2017 Prism Autism Education & Consultation, LLC. All Rights Reserved.


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