Sherri Cawn, M.A., CCC-SLP, Principal Speech Language Pathologist and Senior Clinical Adviser( formerly owner/clinical director of Cawn-Krantz and Associates) of The Positive Development Company is a leading practitioner of the DIRFloortime® model and trains clinicians in the US and overseas. Sherri is the author of two ASHA self-study DVD's as well as senior faculty/trainer of the Profectum Online Academy. She co-authored The Profectum Parent Tool Kit, that provides free web-based seminars to guiding families  in learning Floortime in the comfort of their home

Celebrate the Children’s founder, Monica G. Osgood, is an experienced behavioral consultant and therapist who specializes in using developmental approaches to support children with autism and other differences in relating and communicating. She is also the Founder and Director of the Developmental Center for Children and Families (Limitless), a Board Member and founding member of the Profectum Foundation, and a Board Member and founding member of Celebrate the Individual (CTI). Monica has worked in homes, therapy centers, and private and public school settings for over 20 years. Some of her experience has included assessment and the development of intervention programs, curriculum and IEP development, and parent and professional training.

In 1998, Monica created the first public school program with the Developmental Individual Relationship-based (DIR model) approach as the core philosophy. ​In 2000, she was the first educator to join the senior faculty of the Interdisciplinary Council on Development and Learning(ICDL) to provide interdisciplinary training in the DIR model. During her time with ICDL, Monica served as faculty for all of their yearly training institutes, spoke at many of their conferences and had the opportunity to work closely and collaborate with Drs. Greenspan and Wieder to further develop the DIR model in school settings. ​In 2004, she collaborated with Lauren Blaszak to open a state-approved, DIR model school for children ages 3-21 in Denville, New Jersey, now serving over 70 school districts and 150 families.

Additional accomplishments include, many speaking engagements at conferences and participation in television, radio and newspaper interviews across the USA, Wales, Ireland and Amsterdam. Monica has appeared on Welsh Channel 4 and BBC1 documentaries, sharing the DIR model approach with British parents and professionals. Monica and the Celebrate the Children school were featured in a TIME Magazine cover story in May of 2006. ​She serves on the Advisory Board for 3LPlace and the National Advisory Council for The Centers for Exceptional Children​.  Monica also serves on the Economic Development Advisory Council and the Sustainable Economic Development Plan Steering Committee for her local Town Council. Finally, she collaborated with twice Grammy nominated children’s artists Dan Myers and Brady Rymer on an album and music video celebrating diversity in children with all abilities released April 2011.

Ricki Robinson, MD, MPH. is co-director of Descanso Medical Center for Development and Learning in La Canada, California and a clinical professor of pediatrics at the Keck School Medicine of USC. She has been in private pediatric practice for nearly forty years, specializing in children with autism and developmental delays for over twenty-five years.

Dr. Robinson received her MD degree in 1973 from the University of Southern California. She trained in pediatrics at Children’s Hospital Los Angeles, having served as Chief Pediatric Resident for CHLA in 1976. She is board certified in pediatrics. In 1988 she received her MPH from the University at Berkeley School of Public Health.

She has been actively involved in the field of autism since 1990, developing multidisciplinary educational and medical programs for children with autism spectrum disorders (ASD) and devoting endless hours in education, legislation and research efforts on a national level. Dr. Robinson has been at the forefront of leading grassroots autism organizations. She was a founding board member of Cure Autism Now (now Autism Speaks) and the Interdisciplinary Council on Developmental and Learning Disorders (ICDL), and most recently Profectum Foundation. She was a member of the Autism Speaks Scientific Review Panel for over eight years. Dr. Robinson organized and chaired the first nationally recognized task force to define the standard of care for clinical trials in autism. The results of this outstanding effort were published in CNS Spectrums (January 2004, Vol. 9, #1). Most recently she was appointed as Medical Director of Profectum Foundation, an organization devoted to providing multi-disciplinary education and training for parents, families and professionals working with individuals with ASD across the lifespan.

A nationally sought-after expert, she has appeared on the Today Show, The Talk, Larry King Live and Good Morning America Health in support of the needs of children and families with autism spectrum disorders. She is an internationally recognized speaker addressing the needs of children with autism and other developmental delays to parent, professional and lay audiences worldwide for the past two decades. She is also the author of the acclaimed book Autism Solutions – How to Create a Healthy and Meaningful Life for Your Child.

Rosemary White has been an occupational therapist since 1972 and brings a wealth of clinical experience to every workshop she teaches throughout the United States and internationally in Canada, Europe, South Africa, Uganda and Australia. Rosemary is a true clinician’s clinician! Rosemary received her neurodevelopmental therapy training in London with the Bobaths, her sensory integrative therapy training in Los Angeles with Dr. A Jean Ayres and her training in the DIRFloortime® model with Stanley Greenspan and Serena Wieder, Ph.D. and the Faculty of ICDL. She currently owns and operates Pediatric Physical and Occupational Therapy Services in Seattle, Washington. Rosemary has her certificate in the DIR® model and has been senior faculty on the Interdisciplinary Council on Developmental and Learning Disabilities (ICDL) chaired by Stanley Greenspan, M.D. and Serena Wieder, Ph.D., since 2002. Rosemary is on the clinical faculty at the University of Washington in the School of Nursing Infant Mental Health Certificate Program. Rosemary is also faculty in the ICDL Graduate School in the Ph.D. in infant and early childhood mental health and developmental disorders. This is an on-line Ph.D. program providing education to professionals throughout the world. Rosemary is also Profectum Foundation Faculty.

Dr. Serena Wieder is the Clinical Director and a founding member of the Profectum Foundation, dedicated to advancing the development and mental health of children, of all ages, including adolescents and adults with neurodivergent development and emotional challenges through interdisciplinary training and educational programs. She also co-founded the Interdisciplinary Council on Developmental and Learning Disorders and was a Board Member of Zero to Three for 23 years. Dr. Wieder serves on various advisory boards to various programs serving infant mental health and other special needs.  Dr. Wieder also founded DIR-Israel, a training program that offers DIR Certificates, and provides consultation and training to many international and national programs.

As a clinical psychologist, Dr. Wieder has pioneered important approaches to diagnosing and treating infants and toddlers with infant mental health and developmental disorders.  She co-created the DIR Model with Stanley Greenspan, edited two diagnostic manuals for infants and young children. Further, she created models for interdisciplinary post-graduate case based training and pioneered parent-mediated intervention for parents of neurodivergent children.Dr. Wieder has co-chaired and organized national and international conferences integrating development, neuroscience and intervention approaches for over 20 years. Dr. Wieder also developed approaches to integrate visual-spatial knowledge to advance emotional and cognitive development.  Her research interests concern follow up studies of children on the autism spectrum who received DIR model interventions and the evaluation of training and educational programs. In addition, she serves as adjunct faculty at various universities including Bank Street , UCS Davis IMH Fellowship Program, and Adelphi

.Amongst her many publications Dr. Wieder co-authored Engaging Autism, The Child With Special Needs and Infant and Early Childhood Mental Health with Stanley Greenspan, M.D. They also co-edited Infants in Multi-Risk Families as well as the ICDL Diagnostic Manual for Infants and Young Children (DMIC)/ She edited the original Diagnostic Classification of Mental Health and Developmental Disorders of Infancy and Early Childhood (DC 0-3) for Zero-Three. . Her chapters on the DIR Model appear in major textbooks on Autism Spectrum Disorders. Dr. Wieder also co- authored Visual Spatial Portals to Thinking, Feeling, and Movement with Harry Wachs, O.D. She has published numerous journal and book chapters and presents at multiple conferences nationally and internationally.

At this time, Dr. Serena Wieder also has a private practice in NYC for diagnosis, treatment and consultation regarding complex developmental and mental health challenges.