Gavin started practicing over 25 years ago and worked on the design of the 1988 World's Fair and the Sydney 2000 Olympic Games. His particular area of expertise is transforming challenging sites into valued cultural and natural places as evidenced in cities he worked for. His award winning work has led him to projects around the globe, contributing articles in the Urban Land Institute & Earth Pledge Foundation publications, speaking on landscape & urban design issues, judging excellence in development awards and as a studio instructor at Harvard's School of Design.
McMillan has won the CMAA Award for Innovation in Masonry, the P. Behan Memorial Prize for Landscape Design, and the SGAP Prize for Landscape Design.
Some of the projects McMillan's has been involved with include:
Sydney Olympics 2000, Sydney, Australia
Sydney International Athletic & Aquatic Centers, Sydney, Australia
Gold Coast Commercial Centre and Marina, Hong Kong, China
BMI City, Jakarta, Indonesia
World's Fair 1988, Brisbane, Australia