Professional Training, Workshops & Retreats

Our Training Expertise

Whether you're looking for a keynote, conference presentation, hands-on workshop, professional training, immersive retreat, or customized learning experience, Tammi Van Hollander and Neal King create engaging, experiential programs that inspire meaningful learning and lasting change.

Together, they blend storytelling, creativity, humor, experiential learning, neuroscience, expressive arts, psychology, and practical strategies to help audiences connect more deeply, think differently, and leave with tools they can immediately apply.

From therapists and educators to healthcare professionals, organizations, schools, parent communities, and corporate teams, every experience is thoughtfully customized to meet the unique goals of the audience.

Browse some of our most requested speaking and training topics.

Testimonials

  • "Listening to Tammi present is like receiving a warm hug. Her spirit is open, kind, and gracious. In addition to presenting wonderful interventions, participants feel her care continually throughout her presentation."

    Angela Mains, MA, LPC-S, RPT-S

  • "Neal’s improv for social anxiety group was one of the most fascinating and fun experientials I have ever engaged in as a therapist. I have struggled with social anxiety most of my life. Experiencing Neal’s workshop allowed me to feel what my clients would feel if I were to create a similar experience for them."

    Sara S. Giba, MA, LMHC, MHP, ATR Mental Health Art Therapist

  • "Tammi took us on a sandtray journey and guided us through theory, the mechanics of what is needed, practical examples and through the experience itself. You taught us without judgement and watched over us like a guardian angel to ensure that we were all safe through our own experiential practice in the sandtray. Your warmth and passion transcended the Zoom platform!"

    Cindy Endredy, LCSW

  • "Neal King has a magical presence, grounded in mental health, that sparks life into improv – even among those who are shy or self-conscious."

    Ping Ho, MA, MPH Founder & Director, UCLArts & Healing

  • "Tammi presents with a positive attitude that is contagious. She has a clear message that we need to create relationships with the children in our classroom for recognizing them for their greatness rather then punishing them for their shortcomings. Tammi gives teachers the tools to be successful in their classroom."

    Rabbi Reuven Rosen, third grade teacher

  • “Neal King facilitated a creative and vibrant social skills group at our school. He connected with our kids through comic relief and interactive activities and even found creative ways to engage some of our more challenging students. The kids had a great time and had no idea they were learning social skills. Thank you Neal for coming to Yale School in Philadelphia !!”

    Stephanie M. Yale School Counselor

  • "What an amazing experience! I signed up for Tammi's training because I knew I needed more knowledge to ethically use sandtray in the therapy space without causing harm. I left the training with knowledge, tools, and feeling equipped to do sandtray. The following week at work I immediately began to put what I had learned into place using the sand. This training was special, sandtray is special, Tammi Van Hollander is special and if you are able to take this highly recommend it. "

    Kelly Pullen, M.A.,LPC-S Clinical Supervisor

  • “Neal can get everyone involved with his enthusiasm, sense of humor, masterful teaching skills and sensitivity.”

    P.Moore, Professor, Bucks County Community College

  • "Several teachers made a point of sharing that they thought the presentation was one of the most practical, well done, useful in-services they have ever attended, and loved Tammi's style, and ability to laugh with us."

    Donna Lindner , Head of Lower School

  • "When you first meet Tammi, you'll notice a genuine warmth, attention and care for the person to whom she is speaking. She emanates compassion and kindness and a person immediately feels at ease with her. She is dedicated to helping children and is an outstanding play therapist who does everything possible to promote the emotional health of not only children with whom she works, but their families and extended communities as well. It is an honor knowing her! "

    Cherie L. Spehar, LCSW, CTC-S, RPTS

  • "Tammi Van Hollander is in outstanding child and family therapist and highly respected in the field. She is exceptionally creative, warm, and genuine, and has built a highly successful private practice in the suburbs of Philadelphia. Tammi presents workshops at different locations throughout the world on topics related to child and family therapy. She is well known for her work with sand therapy. I strongly recommend her as a highly qualified, compassionate child and family therapist of utmost integrity."

    David Crenshaw, PhD, ABPP, RPT-S™

  • I had the privilege of working with Tammi over the past year, during which she provided two weeks of in-depth play therapy training, with a focus on sand tray therapy, and also served as a play therapy supervisor. Tammi’s expertise is vast—her knowledge is broad, and she has a great way of making complex concepts easy to understand. She’s kind, empathetic, and supportive, creating an engaging and welcoming learning environment. As a supervisor, her feedback is always insightful and empowering, helping therapists grow professionally and personally. I highly recommend Tammi to anyone looking for expert guidance and a truly enriching experience in play therapy.

    Nicoleta Dragan, Licensed Marriage and Family Therapist

  • As a therapist, this play therapy training has been a game-changer. Tammi's expertise in attachment and mind-body practices deepened my understanding and enriched my approach to working with children. Her hands-on, experiential style gave me the confidence to integrate new techniques into my practice, making me feel more grounded in my work. Tammi's training is truly inspiring.

    Crystal Jacobo

    Mental Health Program Specialist

On-Demand Trainings

Unlock knowledge anytime, anywhere.

Deepening Your Play Therapy Supervision Using Sandtray

Integrating Sandtray into your Clinical Practice

UpLearning Play Therapy Training Program - Translated into Greek

Tele-Play Therapy

Play-Based Bibliotherapy

Sand Therapy

Play Therapy: Attachment-Based Treatment Interventions for Trauma, Anxiety, OCD and More!

Play Therapy: Innovative Attachment-Centered Interventions

Therapeutic Improvisation: The Brain's Playground for Problem-Solving Anxiety-Related Disorders

Subscribe today to Tammi’s YouTube channel, Imagery Through Play, follow her on Facebook, and check out Neal’s Instagram page Heal with Neal. Don’t forget to subscribe to our newsletter to be the first to hear of training announcements!

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