Since 1965, Walter has led numerous multi-disciplinary teams of professionals on design and planning projects throughout the world. An expert in sustainable community development, parks and recreational design, waterfront regeneration and cultural and institutional campus design, Walter is recognized as an internationally renowned leader and facilitator of landscape architecture and urban design projects. His work is widely published, and he continues to be involved in community workshops and international design competitions.

A graduate of Harvard University, Walter is a founding member of the Landscape Research Group at the University of Guelph, providing faculty and students with expertise in the biophysical and social reviews. As a past professor of landscape architecture at the University of Guelph, including a term as Director of the School of Landscape Architecture, he has had a profound impact on the education of countless landscape architects in Canada and abroad.

Walter leads the design visioning of projects throughout Canada and Internationally.