is an arboricultural researcher with the Bartlett Tree Research Laboratories
and adjunct professor at Clemson University.
Dr. Bruce Fraedrich is the director of the Bartlett Tree Research Laboratories.
Both are TRAQ Instructors (as of 2014).
has worked in arboriculture
since 1988. He worked as a commercial and municipal arborist in New York before
pursuing an academic career.
Since 2004 he has worked at
the University of Massachusetts in Amherst, MA, as the Massachusetts Arborists
Association Professor of Commercial Arboriculture. At UMass, Brian teaches both
field and lecture classes in arboriculture and studies tree biomechanics and
tree worker safety.
completed his term as Chair of the Science and Research Committee. He has also
served on the Educational Goods and Services Committee and as an Associate
Editor and reviewer for Arboriculture and Urban Forestry.
Brian is a
Certified Arborist and has competed in several regional tree climbing
competitions, placing fourth in New England in 2006.
studied physics at Giessen
and Heidelberg University and wrote his thesis in 1986 about resistance
drilling for wood and tree-ring analysis. In 1988 he started his own company,
RINNTECH, for developing and applying equipment for dendrochronology and dendro-climatology,
tree and timber inspection.
different methods and developed several machines and computer programs, such as
resistance drilling, tree-ring measurement and cross-dating, dynamic tree
analysis, sonic tree tomography, and sonic root diagnosis. He created,
established, and owns national and international patents and trademarks, such
as RESISTOGRAPH® and ARBOTOM®.
Since 2001, he
serves as voluntary Executive Director of ISA Germany, represented his chapter
on several board meetings, joined the ISA Tree-Risk Panel of Experts and
contributes to the corresponding BMP.
Dr. Jason Grabosky
is a professor at Rutgers
Dr. Ed Gilman
received his Ph.D. from
Rutgers University in 1980 in forest plant pathology and is a professor in the
Environmental Horticulture Department at the University of Florida in
Gainesville. He has assembled a unique urban tree teaching program for helping
municipalities, contractors, arborists, educators, growers, landscapers, and
others design and implement programs for promoting better tree health in
cities. He conducts educational programs in tree selection, nursery production,
and urban tree management nation-wide for a large variety of audiences. Dr.
Gilman is a Florida chapter ISA past-president. He has published more than 96
scientific peer reviewed journal articles in his 30 years in academia and
industry and has won numerous awards. His research emphasizes tree pruning,
nursery production, anchorage, and tree establishment. He has published more
than 150 technical articles in newsletters and trade magazines and annually
presents research results to colleagues at professional meetings across the US
and throughout the world. He is the author of six books and maintains an
extensive web site on urban trees.