International Society of Arboriculture

2019 ISA General Election

Board of Directors Slate #1

Select exactly 1 of 2 candidates or choose abstain to vote for none of the candidates.

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Christopher Boza

Christopher Boza

City Forester

City of Missoula

Montana, USA


Christopher Boza is currently the City Arborist for the City of Missoula, Montana. He has over 38 years of experience in urban forestry managing municipal forestry programs. Prior to Missoula, Mr. Boza served as the Urban Forester for Hayden, Idaho, the Urban Forester for Chico, California, the Assistant Arborist for San Jose, California, and as a Field Tech for Forest-Ag in Lafayette, California. His first experience in municipal tree care occurred during the Summer of 1980, collecting data for a street tree inventory in Sterling Heights, Michigan, on paper forms!


Chris has facilitated numerous public and industry seminars in Chico, Hayden and Missoula. His most recent project is an urban forestry class for high school students at Big Sky High School in

Missoula.


Chris tested for and received his Arborist Certification in 1986. He also holds a Municipal Arborist Specialist certification, an Aerial Lift Specialist certification and a Tree Risk Assessor Qualification. He served on the Western Chapter Certification Committee from 1992 to 2000. Chris currently holds an Applicators' License in Montana. He previously held an Applicators' License in Idaho and a Pest Control Advisor License and a Qualified Applicator License in California. 


Chris has managed tree and landscape maintenance contracts since 1986 in cities ranging in population size from 14,000 to 900,000 residents. The most complex maintenance project involved a 5-year landscape contract valued at over $3.6 million and included over 255 acres of parks, median islands, greenways, retention basins and municipal facilities, ranging in size from 1,000 sq. ft. to 15 acres and funded by over 160 separate operating and special operating accounts.


In his spare time, Chris is an avid model railroader in 1:1 and 1:87 scales. He is a member of the Pacific Locomotive Association and the Inland Empire Railroad Historical Society. He served as the Chief Arborist for the Niles Canyon Railway from 1988 to 2006. He held a Lone Railway Worker Certificate and a Conductor Certificate from 1990 to 2008.

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Chris Walsh

Chris Walsh

Managing Director

Treetech Specialist Treecare Ltd 

Christchurch, New Zealand


Chris Walsh is the Founder and Managing Director of Treetech Specialist Treecare Ltd in New Zealand; a multi-faceted urban forest management company employing over 100 staff in Christchurch and Wellington.


Chris holds a Certificate in Arboriculture (Merrist Wood, UK), National Certificate in Arboriculture, Trade Certificate in Horticulture and Amenity Turf Management and a National Certificate in Horticulture. He holds an ISA Tree Risk Assessment qualification and is a licenced Quantified Tree Risk Assessment (QTRA) practitioner. He has worked in the arboricultural and horticultural industries for 28 years.  


Chris has been on the executive of NZ Arboricultural Association, the New Zealand Chapter of the ISA since 2009 and was President 2014 – 2015. In his role with the Association he has been Chair of the Sponsorship, Membership and Conference committees. 


In 2016, Chris was elected to the Board of the ISA. He was a member of the Executive Director Search committee and served as Treasurer in 2017. He is currently the Board of Directors liaison to ISA Council of Representatives. 


Outside of Urban Forestry, Chris enjoys travelling and experiencing all the outdoor wonders that New Zealand provides. 

Board of Directors Slate #2

Select exactly 1 of 2 candidates or choose abstain to vote for none of the candidates.

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Kevin Caldwell

Kevin L. Caldwell

President

Caldwell Tree Care

Georgia, USA


Kevin is the president and owner of Caldwell Tree Care, located in Roswell, Georgia. 


Kevin began his commitment to the industry while still in secondary school, when he began a landscape maintenance business which supported his educational endeavors. He continued working for himself as he attended, and until he graduated from, the University of Georgia in 1987. 


After graduation he secured a position at TruGreen, beginning as a Residential Salesman. He moved into Commercial sales and marketing. At one point, he managed a team of 8 salespeople and 27 solicitors. He was recruited in 1991 by ArborGuard, found mentors there who helped to grow Kevin's commitment to and knowledge of the tree care industry. As a result, he became an ISA Certified Arborist in 1992. His entrepreneurial spirit was also awakened, and he left to found Caldwell Landscape Company, now doing business as Caldwell Tree Care, in 1993. 


In April of 1998 when a tornado ripped through Dunwoody, he gathered his crews and catapulted into action. After his crew cleared more area than any other crew working in a large Norcross Office Park on that day, Caldwell was awarded its first significant contract to complete the cleanup work in that area. Following on that success, the current location was established. Caldwell Tree Care has continued to grow, in terms of equipment and trained staff, to the position it holds today. Kevin's attention to customer service is known throughout the industry. Kevin often represents the green industry on Capitol Hill and in local governments - having served on several committees for the City of Roswell. 


Kevin has served on the boards of several organizations, including the Georgia Urban Forestry Council, The Metro Atlanta Landscape & Turf Association, and the Georgia Turfgrass Association. He was Chairman of the Board of the Tree Care Industry Association (TCIA) in 2012-2013.

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Skip Kincaid

Skip Kincaid

Director of Urban Forestry

Hansen's Tree Service and Environmental Resources

Missouri, USA


Skip Kincaid is currently the Director of Urban Forestry at Hansen's Tree Service and Environmental Resources in St. Louis, Missouri (USA). He directs the company's sales of tree care services and a full range of mulch, compost and engineered and bio-soils. Skip also provides consulting services to the green industry and to engineers, architects, municipalities, attorneys, and planners. He instructs the ISA Tree Risk Assessment Qualification course and provides training resources on many industry topics.


Skip received his master's degree in Forest Economics and Silviculture from the University of Missouri (Columbia) in 1981. Prior to his position at Hansen's, Skip was Commissioner of Fores try with the City of St. Louis, managing a staff of 200 full-time and part time employees with a budget in excess of $14 million. The program managed tree care planning and operations for street trees and trees in 108 city parks covering nearly 3000 acres, including the historic 1300-acre Forest Park. Skip has also served as the Senior Consulting Arborist with Davey Resource Group after selling his consulting firm, Skip Kincaid and Associates to Davey in 2008. Services at both included high-end arboricultural consulting services. He was also employed by the Missouri Department of Conservation as an urban forester.


Skip is a long-time ISA member and and ISA Board Certified Master Arborist® (MW-0155BM) and currently serves on the ISA Board of Directors. He chaired the Test Committee and Certification Board (now credentialing council) and provided conference planning assistance to the Midwestern Chapter. Skip also worked for 4 years with the panel of experts that developed the TRAQ credential and has taught over 50 TRAQ courses and mentored new instructors.


He enjoys spreading tree related messages to audiences in the US and internationally. If you don't find him in the classroom, you can typically find him in his kayak or the wood shop.

Board of Directors Slate #3

Select exactly 1 of 2 candidates or choose abstain to vote for none of the candidates.

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Dana Karcher

Dana Karcher

Project Developer

Davey Resource Group, Inc. 

Texas, USA


Dana Karcher serves as a project developer for Davey Resource Group, Inc. She works with communities throughout the United State to support them in the management their urban forests and other natural resources. She currently is completing her 1st term on the ISA Board of Directors.


Dana’s work experience includes working in the municipal, utility, and nonprofit sectors of arboriculture. She was the Program Manager for the Alliance for Community Trees at the Arbor Day Foundation when that program moved to ADF. She left Arbor Day in 2018 to begin her 10th year with Davey. 


Currently, Dana serves as chair of the ISA’s Governance Committee. Additionally, her board service has included serving on the Executive Director Search Committee and other ad hoc assignments as directed. She is ISA’s Sustainable Urban Forestry Coalition (SUFC) representative. Dana was a board member and President of the Western Chapter. She served as the Nominations and Elections Committee Chair, and a member of the By-laws committee. She has both led and supported the Women in Arboriculture event at the Annual Conference for over 10 years and helped to develop the Municipal Forestry Institute.


Having worked extensively with the governance committee, Dana understands the model in which the ISA is governed. Additionally, her experience in many facets of arboriculture practice will bring a unique viewpoint to the board of directors. She believes that the board should be dedicated to supporting the needs of the membership and will continue to serve with that in mind.


Beyond her work in Arboriculture, Dana enjoys being outdoors gardening and hiking. She is an avid reader and crafter.

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Herbert White

Herbert White

Urban Forest Administrator

City of Wilmington

Delaware, USA


Herbert W. White is the Urban Forest Administrator for the City of Wilmington, Delaware. He sits on the Penn-Del Chapter ISA Board of Directors, and is an active member of the State of Delaware Urban and community Forestry Council and a former member of the Takoma Park Maryland Tree Commission.


Herbert W. White earned a BS in Forest Science from the 

Pennsylvania State University, he is an ISA Board Certified Master Arborist and a Qualified Forest Professional in the State of Maryland.


Herbert has been an ISA member since 1998 he became an ISA Certified Arborist 2002, TRAQ qualified in 2005, a Qualified Tree Worker in 2012, and a BCMA in 2015. 


Herbert has worked in all disciplines of the tree care industry. He began his career as a forestry student intern at the Awbury Arboretum he then worked as a commercial arborist with the F. A. Bartlett Tree Expert. Following Bartlett Herbert in a botanical garden as a lead climber and arborist educator as the Chief Arborist of the Morris Arboretum of the University of Pennsylvania. Next Herbert worked as the forestry operations manager for a large and extensive public park system as the County-Wide Urban Forester for Montgomery Parks Department of the Maryland-National Capital Park and Planning Commission in Montgomery County Maryland. Currently Herbert works as a municipal arborist as the Urban Forest Administrator for the City of Wilmington Delaware.


In his current position as a municipal arborist and throughout his entire career, Herbert has excelled at connecting people to the trees in their communities. He is especially interested in proving that “trees make good neighbors,” and has extensive experience caring for and protecting mature trees. He is an advocate for environmental justice and recognizing trees as infrastructure in the built environment. 

Nominating and Elections Committee

Select exactly 2 of 5 candidates or choose abstain to vote for none of the candidates.

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Shawn Bernick

Shawn Bernick

President

Rainbow Treecare Scientific Advancements (RTSA)

Minnesota, USA


Shawn oversees the Operations, Sales, R/D and customer service for RTSA division of Rainbow Companies. Shawn has conducted and directed numerous research trials across the United States on a variety of insect and disease problems that affect tree health. In addition he has conducted numerous tree injection research field trials across the United States and has worked with commercial companies to implement these tools into their business. He also has years of practical teaching and field experience that helps for training internal staff and valued clients on the technical aspects of Rainbow’s products and protocols.  


Very active within the industry, Shawn is the past president for the Minnesota Turf and Grounds Foundation (MTGF) and is also active in the Minnesota Society of Arboriculture and Minnesota Nursery and Landscape Association. Shawn has written peer reviewed research articles and numerous trade articles for ArborAge, TCIA, and other trade journals and recently worked with a team of scientists and industry experts to create ISA’s BMP on Tree Injection.  


Shawn earned his BS degrees in Horticulture & Agricultural Education from the University of Wisconsin – River Falls and obtained his MS in Plant Pathology from the University of Minnesota.  

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Sam Hill

Sam Hill

President

Sam Hill Tree Care

Texas, USA


Sam Hill is president of Sam Hill Tree Care. He founded the company in 1998 to provide tree care to residential and commercial clients in the Dallas area. As president, he provides the overall vision and leadership for the company and champions the highest standards of arboricultural care.


Sam holds a BBA degree from LeTourneau University and graduate work from Texas Tech University and The Ohio State University in entomology and plant health management. Sam is an ISA member and ISA Board Certified Master Arborist® since 2012. In addition, he holds the Certified Tree Safety Professional (CTSP), ISA Tree Risk Assessment Qualification (TRAQ), and Texas Oak Wilt Qualifications.


He serves on the ANSI A300 Standards Committee and ANSI Z133 Committee. He frequently speaks to civic and professional organizations on the topic of professional tree management. Sam cultivates the profession of tree care through supporting and mentoring future arborists in Scouting, high school and college programs.


In his free time, Sam enjoys hiking, travel, photography, nature study and spending time with his family.

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Michelle Mitchell

Michelle Mitchell

Arboriculture Consulting & Educational Services, LLC

Michigan, USA


Michelle Mitchell holds a Master of Science degree in Horticulture from Michigan State University. She is an ISA Board Certified Master Arborists and a TRAQ-Qualified Instructor. Michelle spent 30 years of her career as a professor of Landscape Horticulture at Oakland Community College in metro-Detroit. During her tenure she developed and taught a wide range of courses from Turfgrass Management, Plant Science, Plant Identification, and Soils, to Arboriculture, Tree Biomechanics, and the History of Landscape Architecture. After retiring from the College, she began a second career in arboriculture consulting and training, providing professional seminars to arborists and landscape professionals.


Michelle has been an active member of the International Society of Arboriculture’s Michigan Chapter since the early 2000s. During this time, she served as a chapter board member for six years followed by one year as chapter president.


Michelle first held a position within ISA as the chair of the Educational Goods and Services Committee, and in 2010, she was elected to the Board of Directors. While on the ISA Board she has served in in numerous capacities. As the chair of the Governance and Bylaw Committee and as a member of the Finance, Executive Director Evaluation, Member Linkage, and Succession Planning Committees. She was ISA Board president during 2016-2017.


Michelle would bring to this committee an extensive understanding of the diversity, attributes and commitment required of candidates to lead ISA. She has demonstrated her willingness to commit to ISA and work tirelessly serving to bring ISA members quality leadership.  Currently Michelle splits her time in Arizona and her home state of Michigan.  

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Paul Ries

Paul Ries

Director, Graduate Certificate in Urban Forestry

Oregon State University

Oregon, USA


Paul Ries serves as director of the Graduate Certificate in Urban Forestry program at Oregon State University, teaching online courses in urban forestry and arboriculture. He is also the principal consultant for Insightful Nature LLC, a natural resources consulting, communi-cations, and training company.


Paul previously served as an urban forester for the City of Cincinnati, Ohio, as the first executive director of ISA’s Pacific Northwest Chapter, and as the urban and community forestry program manager for the Oregon Department of Forestry. He holds BS and MS degrees in Natural Resources from The Ohio State University and a Doctorate in Edu-cational Leadership from Carson-Newman University. He has been an ISA member and an ISA Certified Arborist® since 1988.


Paul helped develop innovative educational programs, such as the Municipal Forestry Institute and Tree Board University. He has been chair of ISA’s Membership, Governance and Bylaws, and Conference Program Committees and served in leadership roles in ISA’s Pacific Northwest Chapter and the Society of Municipal Arborists. His service on the ISA Board of Directors from 1994 to 2000 and from 2011 to 2017 culminated in his 2017-18 term as president.


Beyond his passion for trees, Paul enjoys photography, cooking, hiking, travel, and spending time with his family.

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Jessica Sanders

Jessica Sanders

Director of Technical Services and Research

Casey Trees

D.C., USA


Jessica Sanders has a bachelor’s degree from Richard Stockton College and a Ph.D. from Rutgers University. During her career, she has studied and promoted arboriculture and urban forestry, especially focused on current practitioners, citizens, and the education of K-12 students on the benefits of trees. She has been working in the field of urban forestry and arboriculture for 12 years as a researcher and practitioner.


Jessica has a passion for the urban forest, and her research is focused on developing and enhancing current urban forestry practices in order to better manage the urban interface. She currently works at the nonprofit Casey Trees in Washington, DC, where she serves as the director of technical services and research. In that role, she has focused her work on urban forestry management, urban tree mortality, canopy assessments, urban plant growth, and ecosystem services. She currently serves on the Arboricultural Research and Education Academy (AREA) as president-elect.