David Leinbach, CTSP, getting to the root of the problem. Photo courtesy of David Leinbach. Meet David Leinbach, CTSP, an arboriculture instructor, ISA Board Certified Master Arborist, ISA Certified Tree Climber and TCIA Qualified Trainer based in Fort [...]

Pope teaching an advanced climbing class with student Hector Herrera, an arborist for the Nambe Pueblo reservation in New Mexico. Photo courtesy of Brian Pope. A U.S. Air Force veteran and native Floridian, Brian Pope began his career [...]

Timothy M. Walsh, CTSP. Like most of us, I didn’t enter arboriculture chasing credentials. I entered because I loved the work: the pace, the responsibility, the crews and the satisfaction of doing difficult work well. But over time, [...]

As the former manager/lead trainer for K.W. Reese – a TCIA-accredited utility contractor and a 17-year TCIA member company based in Mercersburg, Pennsylvania – Carl Calfo took on Electrical Hazards Awareness Program (EHAP) training as a pet project when the [...]