Tammi Van Hollander, LCSW, RPT-S is a licensed clinical social worker and Registered Play Therapist Supervisor, and has spent over 20 years working with children, families and individuals. Her work and creative interventions in the field of play therapy have been published and internationally recognized. Tammi is the author of a multi-sensory, attachment-based children’s book titled, Casey’s Greatness Wings: Teaching Mindfulness, Connection, and Courage to Children. The success of the book inspired her to create Casey’s Greatness Sticks & Greatness Cards to be used in schools, counseling and in the home. She specializes in attachment, sand tray play therapy & sensory integration working with infants, children, families, and adults of all ages.
She holds a Master of Social Work from The University of Pennsylvania and has had extensive training and supervision from The Family and Play Therapy Center in Philadelphia.
She is a certified Trainer for the Nurtured Heart Approach®, a certified FirstPlay® practitioner and a founding board member of The World Association for Sand Therapy Professionals.