• natural resource protection in urban development
• right-of-way vegetation management
• expert testimony for urban forestry 
• arboricultural-related litigation. 

• Conducted workshops and seminars throughout Europe and North America
• President of the International Society of Arboriculture (ISA)
• Chair and Vice Chair of the ISA Research Trust.
• Member of the National Urban and Community Forestry Advisory Council to the Secretary of Agriculture.
• Conducted research and published articles on urban forestry topics
• Professor of Forest Resources at Clemson University

• Municipal Tree Policy

• Tree protection during construction

Career Highlights:

• Vice President of commercial tree care firm.

• Served 5 years as Arborist for Prince William County Park Authority in Virginia.

• Climbing arborist, crew foreman and arborist sales consultant for three commercial tree care firms.

• Served as manager of The South Carolina Botanical Garden's Schoenike Arboretum during which time he planned and managed the restoration of the 5000-tree, 65-acre facility.

• Design and implementation of tree protection measures during real estate development projects such as the Wren House Southern Living model home and the Bob Campbell Geology Museum.
• Has conducted numerous arboricultural training seminars and lectures for classes at Clemson University.