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Check out what people are saying about our new seminar - Sand Tray: A Powerful Play Therapy Tool for Trauma, Anxiety, Depression and More!

Tammi Van Hollander, LCSW, RPT-S, is a licensed clinical social worker and registered play therapist.  She is the owner of Main Line Play Therapy in Bryn Mawr, PA, where she works with children and families and consults with local schools and community members.  She is a certified Trainer for the Nurtured Heart Approach®, a certified FirstPlay® practitioner, trained in level one Theraplay® and EMDR.

Tammi’s 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.

She specializes in attachment, sand tray play therapy & sensory integration working with infants, children, families, and adults of all ages.  She is a regular faculty member at The Expressive Therapies Summit in NYC and LA.  She is a sought-after expert for speaking engagements, podcast and webinars.  For more information on Tammi’s publications and work, visit her website at

Speaker Disclosures:

Financial: Tammi Van Hollander is the owner of Main Line Therapy, LLC.  She receives a speaking honorarium from PESI, Inc. 

Non-financial: Tammi Van Hollander is a member of the Association for Play Therapy.