David Restrepo
David S. Restrepo is a Colombian-French arboriculture lecturer-tree architecture popularizer. He is an ISA Certified Arborist-Tree Risk Assessment Qualified (TRAQ), having passed twice successfully the French Tree Climbing Arborist Certificate of Specialization “Pruning and Tree Care” (1997–98, 2009). He studied “Tree Architecture and Development Mode” with Jeanne Millet […]
Glynn Percival
Dr Glynn Percival manages the UK and Ireland Bartlett Tree Research and Diagnostic Laboratory based at the University of Reading. He is the author of over 100 scientific papers, magazine articles and book chapters. In addition Dr Percival is on the editorial board for Arboriculture and Urban […]