Garrison graduated from the NY State Ranger School at Syracuse University College of Forestry. He served in the US Army from 1965 - 1967. After photographing the historic stone walls of lower NY and PA, he took a nighttime masonry class in 1977, which eventually evolved into his lifetime passion of Sticks & Stones. Garrison has built many homes and out buildings and is currently a licensed General Contractor in NC. He specializes in all kinds of masonry hardscapes and the construction of outbuildings.