Recognized for his extensive work in forensic arboriculture and plant health diagnostics, this expert brings more than 30 years of consulting experience evaluating tree and landscape conditions across both natural and managed environments. His expertise centers on determining causation of plant decline and failure due to biotic factors such as insects and disease, as well as abiotic influences including climate, soils, horticultural practices, and chemical exposure. His capabilities include tree risk assessment, herbicide injury analysis, plant health care programs, and evaluation of landscape losses involving casualty events, fire damage, land condemnation, and timber-related disputes.

Hands-on experience in arboricultural consulting and field operations has involved diagnosing complex tree health issues, conducting site inspections, and delivering technical analysis for residential, commercial, and governmental clients. His work includes appraising landscape plants, assessing construction-related tree protection measures, and evaluating nursery stock, planted landscapes, and forested environments. He also has extensive experience in pesticide application and supervision, reflecting long-standing involvement in plant protection and regulatory compliance.

Leadership within the arboriculture profession includes service as president of both the American Society of Consulting Arborists and the Society of Commercial Arboriculture, along with board and trustee roles supporting certification standards, ethics, and industry development. His credentials include Registered Consulting Arborist, Board Certified Master Arborist, Tree Risk Assessment Qualification, and Tree and Plant Appraisal Qualification, demonstrating advanced technical specialization and professional recognition.

Contributions to the field extend through speaking engagements, publications, and sustained expert witness involvement spanning more than 25 years, including deposition and trial testimony in matters involving tree loss, property damage, and environmental impacts. He has been recognized with numerous industry honors, including Arborist of the Year and lifetime achievement awards. He holds bachelor’s degrees in plant pathology and botany and maintains active involvement in professional organizations such as the American Society of Consulting Arborists and the International Society of Arboriculture, with continued participation in ethics, certification, and standards development initiatives.