A Tree for All: Your Coloring Book of UDL Principles and Practice

While conducting training on Universal Design for Learning (UDL) for an international audience of educators, Loui Lord Nelson began employing the simple image of a tree using its roots and branches to express the entire UDL ecosystem.

The metaphor of the tree helped "minimize the language barrier" in a global setting, writes Nelson, author of the bestseller Design and Deliver: Planning and Teaching Using Universal Design for Learning. But the tree metaphor also provided a means to explain mo...