Aaron Dickinson is the Director of Plant Health Care for Wonderland Tree Care in Oyster Bay, NY and also the President of Arborcology Consulting where he specializes in Plant Health Care training, Tree Risk Assessment and serves as an expert witness in tree-related legal disputes. He has over 30 years of experience specializing in Plant Health Care and has worked with companies throughout the United States to help train and grow their plant healthcare programs.

Aaron is a Board-Certified Master Arborist and a Registered Consulting Arborist with the American Society of Consulting Arborists. He has served as an Academy Coach for 3 ASCA Consulting Academies and is now in his second year as the Instructor for Professional Practice Guidelines for Consulting Arborists & Business Ethics.

Aaron graduated from Paul Smith’s College in 1991 with his Associate’s Degree in Urban Tree Management and received his B.S. Degree in Forest Biology from the University of Vermont in 1999 and in 2022 completed a Certificate program in Business ethics through Cornell University.