Chicago Botanic Garden
Educational Instructor
The Morton Arboretum
Tree Conservation Specialist
Chromatin, Inc.
Scientist
The Morton Arboretum
Vice President of Science and Conservation
The Morton Arboretum
Director of Global Tree Conservation
Botanic Gardens Conservation International (BGCI)
Global Tree Conservation Officer
Natural History Museum
Researcher in Monocots
University of Cambridge
Postdoctoral Research Associate
University of Cambridge
Imperial College London
University of Michigan