Nancy Clements Nancy Clements, MA, CCC-SLP

Executive Director

Nancy Clements is a Speech and Language Pathologist with over 30 years of experience. She became highly interested in Social Thinking in 2000, when she founded Camp Compass, a unique summer experience for individuals with social communication challenges. Nancy was the former Program Manager of the Social Thinking® and Communication Services program at the Stern Center for Language and Learning in Williston, Vermont. While serving in that role, she developed a comprehensive Social Thinking program which served over 60 children weekly. As the Director of Michelle Garcia Winner’s East Coast Clinical Training Program (Level 1A) and as a member of the Social Thinking® Training and Speakers Collaborative, Nancy is dedicated to delivering high quality training to professionals in schools and clinical settings. Click here to read more about Nancy.

Jill Day Jill Day, MS, Educational Leadership

Assistant Director

Jill Day is a master’s level elementary teacher with 15 years of experience. Her unique and dynamic style of coaching was a natural fit for Social Thinking® Boston. Before joining Social Thinking® Boston, Jill taught in many schools in Massachusetts and brought Social Thinking into the classroom for students in the primary and intermediate grades. She has completed Michelle Garcia Winner’s “Level I Clinical Training Program” and Social Cognition I, a three credit graduate course through Saint Michael’s College and the Stern Center for Language and Learning. She has attended a variety of Social Thinking and topic related conferences and continues to be intrigued and inspired by this work.

Nancy Cotton Nancy Cotton, Ph.D

Consulting Clinical Development Psychologist

Nancy is a clinical-developmental psychologist who has practiced in Vermont since 1995, when she moved from Massachusetts. She received her doctoral degree from Tufts University followed by Harvard Medical School internships and fellowships in child and adult psychiatry. Nancy was a faculty member and principal supervisor in Harvard Medical School psychiatry resident training programs. She has a thirty year career in conducting evaluations, developing and implementing school and community-based programs for children with complex profiles, and working with individual children and their families in her private practice. Nancy completed the Social Thinking clinical training program in California with Michelle Winner in 2008. She has long-term interest in helping youth and adults actualize their potential across the bio-psycho-social-educational dimensions of development. She provides social and life coaching to individuals and groups of students and their parents.

shaley Susan Haley, MA, CCC-SLP, ATP


Susan graduated with a Master’s Degree in Speech-Language Pathology from Northeastern University in 2007. She is a licensed, ASHA certified, Speech-Language Pathologist and RESNA certified Assistive Technologist. Susan first had the opportunity to hear Michelle Garcia Winner speak about Social Thinking during her clinical-fellowship year and she knew instantly that it would benefit her students in the private school setting. She immediately saw gains in her students and has since worked to further her knowledge of Social Thinking concepts and principles and integrate them into her teaching and practice. Susan has worked closely with her colleagues and provided staff-training in order to facilitate student’s social development. Susan is so happy to part of the Social Thinking Boston team!

Sarah Perkins Sarah Perkins, MS, CCC-SLP


Sarah is an ASHA-certified, licensed speech language pathologist with a special interest in working with young children with communication and social challenges. A mom of two boys, she brings a unique blend of personal and professional experience incorporating Social Thinking principles into her work with children. Sarah has led social groups at preschools in the Greater Boston area, and also has significant experience working 1:1 with children on social goals. She loves teaching Social Thinking through books, games, and creative play. Sarah has written several published articles about different aspects of speech language pathology treatment, and she appreciates the value of using research and evidence-based practices to inform her work. A former lawyer, Sarah prefers being a speech language pathologist because it allows her to use Play Doh more often.

Joyce Butler Joyce Butler, Ed.D.


Joyce is an educational consultant working for the needs of students and their families. She holds a doctorate in Special Education from UMass Amherst and has held numerous positions in the world of higher education. She has brought Social Thinking into classrooms as the principal of two different elementary schools. She looks forward to working and making a difference with the children, students, and families of Social Thinking Boston.

Jennifer Hersey Jennifer Hersey, LISW


Jennifer Hersey is a young, creative, and energetic social worker. She graduated from Boston College with a masters in social worker in 2016. Jennifer was first introduced to social thinking while working at The Walker School in Needham. She quickly developed a passion for this work after seeing how beneficial it was for her clients. Prior to getting her masters, Jennifer worked for several years as an in-home behavioral specialist. She began incorporating Social Thinking strategies into her behavior plans. She loves Social Thinking as it allows her to utilize her creativity to make a differences in children’s lives. Jenn is excited to be a part of the Boston team! When not working, Jennifer enjoys travelling and boating.

Jennifer Hersey Allison Marean, M.Ed


Allison is a master’s level special educator with 8 years of experience educating students with a variety of needs and abilities in the public school settings of Boston and Denver, Colorado. Allison earned her Master’s degree in Special Education through Lesley University. After graduation she moved to Denver and earned an Autism Graduate Certificate from Regis University which sparked her interest in Social Thinking. Upon learning about Social Thinking and attending several conferences Allison decided to leave the public school system to step out on her own and create a private practice focusing on social learning in Wheat Ridge, Colorado. Now a mom of 2 young children, she has recently moved back to New England to be closer to her family. Allison’s creative and fun approach to life and learning is exemplified in her work. When not at work you can find Allison outside exploring the world with her young family.

Robin Pelletier Robin Pelletier, MS, CCC-SLP


Robin holds a Master’s Degree in Speech-Language Pathology from Nova Southeastern University and is a licensed, ASHA certified, Speech-Language Pathologist. She had the opportunity to attend a Social Thinking Presentation by Nancy Clements in 2014 and she knew that this methodology was the key to helping her students. She has participated in Social Thinking conferences, in-services and has completed the Social Thinking Clinical Training Program. Robin incorporates the Social Thinking concepts and frameworks into her work with preschool and elementary age students in the school setting and even with her children at home! Additionally, Robin has experience working within the inpatient and outpatient hospital setting with young adults, teens and their families navigating cognitive-linguistic challenges following traumatic brain injuries. When she is not at work Robin can often be found at soccer fields, basketball courts and track meets cheering for her four children.

Lisa Ratte Lisa Ratte, MS, CCC-SLP


Lisa is a licensed and ASHA certified Speech Language Pathologist. She is a graduate of the University of Connecticut with a fellowship to the University of New Hampshire where she completed her master’s program in 1999. Having worked as a Speech Language Pathologist in the public school setting for the past ten years, Lisa realized her passion for working with students who possess social communication learning challenges. Within this arena Lisa honed in on her knowledge and utilization of the Social Thinking frameworks and concepts to facilitate effective progress for her students ranging from the Pre-K to the twelfth grade levels. Lisa is an energetic, positive, fun interventionist who brings a unique perspective to her therapy style being the mother of two teenaged boys. She is excited and honored to be a part of the Social Thinking Boston team!

Elena Kleifges Elena Kleifges

Intake Coordinator

Elena worked as an audiologist for 18 years in a variety of settings. She was employed for 11 years at Gallaudet University’s Speech Pathology and Audiology graduate program as the Director of the Speech and Hearing Clinic, an audiology team leader and a clinical instructor. She has spent that past several years volunteering in the school system and in community organizations. Elena is currently Vice Chair of the school committee for the Lincoln-Sudbury Regional High School and co-chair of the Family Selection Committee for Habitat for Humanity.