Don is a leader in the theory and implementation of classroom management techniques. His training is compelling and generates results. I recommend him without reservation.— Hugh McNally
Ecological Model workbooks
You can order Dr. Perras’s Ecological Model series of workbooks directly from this web site; PayPal.com is used to process your payment (PayPal accepts all major credit cards). The price for each is $ 21, which includes shipping. If you need to buy these booklets in bulk, contact Dr. Perras directly to discuss volume discounts and related benefits of a large order.