Lorri Yasenik and Ken Gardner are co-directors of the Rocky Mountain Play Therapy Institute in Calgary, Alberta, Canada, an accredited training institute founded in 1996 that offers experiential learning opportunities, integrating play therapy theory and practice. Lorri is a certified play therapist, and a founding member and former executive board member of the Alberta Play Therapy Association. She has presented nationally and internationally in the areas of play therapy, child psychotherapy, attachment, family violence, high conflict divorce and family mediation, and her PhD study is in the area of 'The Voice of the Child in Legal Matters'. Ken is a Clinical Psychologist and a Certified Play Therapy Supervisor. He is a past executive board member of the Canadian Association for Child Psychotherapy and Play Therapy, and has been a clinical practitioner for over 24 years. He is a former teacher of young children with special needs, and provides consultation to early intervention services as well as to therapists, schools, case managers and families. Ken has presented nationally and internationally on a wide range of topics related to play therapy and play-based interventions.