Morris Arboretum

Morris Arboretum

Connecting people, plants, and place.

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Advisory Board

July 1, 2017 to June 30, 2018

Ellen Nalle Hass, Chair
Christopher H. Gadsden, Vice Chair
Sarah Lodge, Vice Chair

Jane Bradley Alavi, Emeritus
Elie-Antoine Atallah
Robert A. Boyer
Rebecca W. Bushnell
Peter C. Cilio
George W. Connell, Emeritus
Edith Robb Dixon
Moses Feldman, Emeritus
Christina Mesires Fournaris
Christopher H. Gadsden
Carole Haas Gravagno
Janet Haas
Pamela M. Hill
William A. Hohns
Christine James
Jane F. Korman, Emeritus
William F. McLaughlin, Jr.
Elizabeth P. McLean, Emeritus

Sandra L. McLean
James Morrissey
Susan W. Peck
Ann Reed, Emeritus
Elizabeth M. Salata
Nina Schneider
Bonnie Schorcsh
John A. H. Shober, Emeritus
Martha J. Wallace
Clarence Z. Wurts
Sue Young
Ruth Chang, Ex-officio
Tai Chang, Ex-officio
Amy Gutmann, Ex-officio
Craig Carnaroli, Ex-officio
Anne Papageorge, Ex-officio
Marie Witt, Ex-officio
Paul Meyer, Ex-officio
Kevin Schrecengost, Ex-officio

Click here to view the 2012-2016 Strategic Plan


Director’s Office

Paul W. Meyer, The F. Otto Haas Executive Director
Patrice Sutton, Assistant to the Director


Dr. Timothy A. Block, John J. Willaman Director of Botany
Anne Barber, Research Project Coordinator
Sandy Hostetter, Librarian*
Carol Lourea-Black, Administrative Assistant*
Janet Mansaray, Eli Kirk Price Flora of Pennsylvania Intern
Amanda Quadrel, John J. Willaman & Martha Haas Valentine Plant Protection Intern
Dr. Cynthia Skema, Botanical Scientist


Mira Zergani, Director of Development
Kristen Casalenuovo, Moonlight & Roses Event Manager*
Teresa Coffey, Development Data and Membership Assistant
Leslie Crane, Development Communications Associate*
Natalie Greene—Manager, Membership and Development Data Systems
Keith Lyons, Assistant Director, Annual Fund
Chelsea Melvin, Development Operations and Campaign Associate
Alison Thornton, Senior Associate Director of Development
Leslie Weisser, Associate Director, Corporate, Foundation and Donor Relations

Education and Visitor Experience

Robert Gutowski, Director of Education and Visitor Experience
Lisa Bailey, Administrative Assistant Education
Cindy Bowman, Visitor Experience Supervisor*
Joyce Burian, Education Assistant and Phone Receptionist*
Jennie Ciborowski, McLean Contributionship Education Intern
Michelle Conners, Events Coordinator*
Christopher Dorman, Assistant Director for Visitor Experience and Hospitality
Liza Hawley, Assistant Director, Visitor Education and Youth Programs
Diane Humphries, Education Assistant and Phone Receptionist*
Trish Kemper, Urban Forestry Assistant*
John Kolanko, Visitor Experience Supervisor*
Jason Lubar, Associate Director of Urban Forestry
Jan McFarlan, Assistant Director, Education and Intern Programs
Eric Moore, Martha S. Miller & Rusty Miller Urban Forestry Intern
Leslie Morris-Smith, Archivist*
Chris Poulin, Visitor Experience Supervisor*
Tiffany Stahl, Education Program Specialist*
Bryan Thompson-Nowak, Assistant Director, Education and Penn Outreach
Robert Wells, Associate Director of Arboriculture Outreach
Ann Marie Winicki, Visitor Experience Supervisor*

Finance & Administration

Kevin Schrecengost, Director of Finance
Gayle Portzline O’Keefe, Administrative Assistant*
Karen Owens, Fiscal Manager


Anthony S. Aiello, The Gayle E. Maloney Director of Horticulture and Curator
Tom Bishop, Gardener*
Shane Campbell, Gardener
Louise Clarke, Bloomfield Farm Horticulturist
Erin Conley, Charles S. Holman Rose and Flower Garden Intern
Kate Deregibus, English Park Horticulturist
Shelley Dillard, Propagator
Lucy Dinsmore, Azalea Meadow Horticulturist
Elinor Goff, Plant Recorder*
Andrew Hawkes, Assistant Arborist
Vince Marrocco, Chief Horticulturist/Rosarian
Jennifer Monico, Alice & J. Liddon Pennock, Jr. Horticulture Intern
Joseph Murtaugh, Gardener
Samantha Nestory, Hay Honey Farm Natural Areas Intern Pamela Olshefski, Curatorial Assistant*
Paul Orpello, Compton Horticulturist
Max Paschall, Walter Root Endowed Arborist Intern
Wayne Schmitt, Martha J. Wallace Plant Propagation Intern
Jessica Slade, The McCausland Natural Lands Horticulturist
Keith Snyder, Equipment Supervisor


Susan Crane, Director of Marketing
Ashley Angell, Social Media Strategist*
Amanda DeLeo, Web Manager*
Marie Mercaldo Ingegneri, Marketing Events Specialist*
Christine Pape, Publications Editor/Graphic Designer

Physical Facilities

Thomas J. Wilson, Director of Physical Facilities
Darryl Lourea-Black, Building Supervisor
Ken McDermott, Facilities Service Assistant*
Joe Mellon, Maintenance Mechanic

*Part-time Staff

Contact Us

Click here for a list of contact information.

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Recent News

Recent News

Morris Arboretum Named #1 Most Stunning University Garden and Arboretum! Read More »

Support Morris Arboretum

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2017 Annual Report

Seasons Newsletter


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Alerts & Updates

The Arboretum is closed today, February 7th, due to inclement weather.

Out on a Limb will be closed February 5th to February 9th for maintenance.

The Arboretum is open as usual. Click here for hours.

Please note that weather conditions can change quickly, check back or call (215) 247-5777 before heading out for a visit.

Weather conditions may limit garden access to certain features even if the garden is open – please check the web site or call (215) 247-5777 for updates before visiting. Our visitors’ safety in the garden is our top priority. Therefore when inclement weather is predicted, we will make decisions about closing the garden accordingly.