PPN Council
The PPN Council consists of the chairs of all 20 Professional Practice Networks (PPNs). The PPN Council meets quarterly via Zoom to discuss matters of interest to all PPNs.
PPN Leadership Teams
Campus Planning and Design
Emily Deeker, ASLA, Co-Chair
Stanley Szwalek, ASLA, Co-Chair
Tony Catchot, ASLA, Officer
Joseph Favour, ASLA, Officer
James Moore, ASLA, Officer
Jack Rosenberger, ASLA, Officer
Amelle Schultz, ASLA, Officer and Past Co-Chair
Camille Shoaf, ASLA, Officer
Meagan Storm, ASLA, Officer
Krista Van Hove, ASLA, Officer and Past Co-Chair
Daniel Widis, ASLA, Officer
Children's Outdoor Environments
Katherine Lewis, ASLA, Co-Chair
Roger Grant, ASLA, Co-Chair
Lisa Casey, ASLA, Officer and Past Co-Chair
Danielle Denk, Officer
Ilisa Goldman, ASLA, Officer and Past Co-Chair
Lisa Howard, ASLA, Officer
Yiwei Huang, Associate ASLA, Officer
Kenneth Hurst, ASLA, Officer and Past Co-Chair
Julie Johnson, ASLA, Officer and Past Co-Chair
Chad Kennedy, ASLA, Officer and Past Co-Chair
John McConkey, Officer
Mary Pat McGuire, Officer
Meade Mitchell, Officer
Krithika Mohan, Associate ASLA
Linda Pollak, Affiliate ASLA
Amy Wagenfeld, Affiliate ASLA, Officer and Past Co-Chair
Justin Wilson, ASLA, Officer
Community Design
Scott Redding, ASLA, Co-Chair
Stacey Weaks, ASLA, Co-Chair
Dave Jordan, ASLA, Officer
Wendy Mok, ASLA
Megan Pilla, ASLA
Design-Build
Ron DuHamel, ASLA, Chair
Jay Gehler, ASLA, Officer and Past Chair
Fred Ogram, ASLA, PLA
Digital Technology
Andrew Sargeant, ASLA, Co-Chair
Radu Dicher, ASLA, Co-Chair, Co-Lead of BIM Working Group
Aidan Ackerman, ASLA
Jim Ballantyne, FASLA
Ignacio Lopez Buson, ASLA
Ryan Deane, ASLA
Jack Garcia, Affiliate ASLA
Eric Gilbey, ASLA, Co-Chair, 2019-2021
Samual Hunter, Associate ASLA
Qing Lana Luo, ASLA
Scott Lebsack, ASLA
Tony Kostreski, ASLA
Chris Marlow, ASLA
Arturo Merino, ASLA
Cullen Meves, ASLA
Matt Perotto, ASLA
Lauren Schmidt, ASLA, Co-Lead of BIM Working Group
Aaron Woolverton, Associate ASLA
Matthew Wilkins, ASLA
Ecology and Restoration
Sohyun Park, ASLA, Chair
Linda Ashby, ASLA
Zoee Astrachan, ASLA
Jim Cooper, ASLA
Bryan D. Harrison, ASLA
Brandon Herman, ASLA
Muhaiminul Islam, Student ASLA
Susan Kenzle, ASLA
Daniel Kimball, Student Affil ASLA
Mario Ezequiel Magallanes, ASLA
Edward C. Marshall, FASLA
Daniel Martin, ASLA
Shannon McWalters, ASLA
Ingrid Morken, ASLA
Diana Nightingale, Associate ASLA
Jeremy Person, ASLA
Tim Pollowy, ASLA
Lee Skabelund, ASLA
Rylie Vardiman, Student ASLA
Education and Practice
Bill Estes, ASLA, Chair
Officer positions available. Please email propractice@asla.org if interested.
Environmental Justice
Michelle Lin-Luse, ASLA, Co-Chair
Sarah Kwon, Affil. ASLA, Co-Chair
Eve Anderson, ASLA, Officer
Marcus Benoff, Student ASLA, Officer
Ellen Burke, ASLA, Officer
Chingwen Cheng, ASLA, Officer and Past Co-Chair, 2018-2020
Sam Howland, ASLA, Officer
Tom Martin, ASLA, Officer and Past Co-Chair, 2018-2020
Marc Miller, ASLA, Officer
Healthcare and Therapeutic Design
Peter Moscufo, ASLA, Chair
Shan Jiang, International ASLA, Immediate Past Chair
Kumashi Dasanayaka, International ASLA
Historic Preservation
Brenda Williams, FASLA, Chair
Allison A. Crosbie, ASLA, Officer
Sarah Dunville, Student ASLA, Officer
Rebecca Flemer, Affiliate ASLA, Officer
Ann Mullins, FASLA, Officer
Douglas Nelson, ASLA, Officer
Elena Pascarella, ASLA, Officer
Richard Powell, FASLA, Officer
Scott Shinton, Associate ASLA, Officer
Susannah Smith, Affiliate ASLA, Officer
Graham Sones, ASLA, Officer
James Ward, ASLA, Officer
Barbara Wyatt, FASLA, Officer
HALS Subcommittee
Helen Erickson, ASLA, HALS Chair / Coordinator
The full HALS Subcommittee is listed here.
International Practice
Lee Parks, International ASLA, Chair
Chih-Wei Chang, ASLA, Officer and Past Chair
Cindi Rowan, Officer
Yujia Wang, ASLA, Officer
Dou Zhang, FASLA, Officer and Past Co-Chair
Landscape—Land Use Planning
Erin Kelly, ASLA, Chair
Stan Clauson, ASLA, Officer, Past Chair
Joni Hammons, ASLA, Officer
Liia Koiv-Haus, ASLA, Officer
Kendra Lelie, ASLA, Officer
Yu Hang (Hannah) Leung, Associate ASLA, Officer
Chris Overdorf, ASLA, Officer
Clayton Trapp, ASLA, Officer
Officer positions available. Please email propractice@asla.org if interested.
Parks and Recreation
Steph Thisius-Sanders, ASLA, Chair
Matt Boehner, ASLA, Officer
Dennis E. Bryers, FASLA, Officer
Mark Heinicke, ASLA, Officer
Jackie Higgins, ASLA, Officer and Past Co-Chair
Tod Hueser, ASLA, Officer
Jeff Klein, ASLA, Officer
Meishiou Lin, ASLA, Officer
Kalle Maggio, ASLA, Officer
Bronwen Mastro, ASLA, Officer
Dave Norden, ASLA, Officer
Emily Paskewicz, ASLA, Officer
Valeria Quintanilla Florián, ASLA
Lauren Schmitt, ASLA, Officer
Monica Scott, ASLA, Officer
Planting Design
Scott Biehle, ASLA, Officer
Jane Beggs-Joles, Corporate ASLA, Officer
Nancy Buley, Honorary ASLA, Officer - Allied Organization Liaison
Jodie Cook, ASLA, SITES AP, Officer
Dan Greenberg, ASLA, Officer
David Hopman, ASLA, Officer and Past Chair
Haven Kiers, ASLA, Officer
Abigail Leonard, Associate ASLA, Officer
Maria Maurer, Associate ASLA, Officer
Johanna Phelps, ASLA, Officer
Julie Soss, ASLA, Officer
Anne Spafford, ASLA, Officer
Residential Landscape Architecture
Thackston Crandall, ASLA
Jodie Cook, ASLA, SITES AP, Officer
Co-Chair and Officer positions available. Please email propractice@asla.org if interested.
Sustainable Design and Development
Veronica Westendorff, ASLA, Co-Chair, 2022-2024
Glenn Bayfield, ASLA, Past Co-Chair, 2021-2023
Hunter Beckham, FASLA
Alejandro Camprubi, ASLA
Lisa Cowan, ASLA
Ahmed Elewa, ASLA
CeCe Haydock, ASLA
Michael Ledbetter, ASLA
Will Metcalf, ASLA
Carl Smith, ASLA
Josh Sloan, ASLA, Past Co-Chair, 2019-2022
Transportation
Jean Senechal Biggs, ASLA, Officer and Past Co-Chair
Sean Batty, ASLA, Officer
Ryan Booth, ASLA, Officer
Christine Colley, ASLA, Officer - The Field Editor
Lynn Godek, ASLA, Officer
Allysha Lorber, ASLA, Officer and Past Co-Chair
Willson McBurney, ASLA, Officer
Ken Ray, ASLA, Officer
Bruce Reed, ASLA, Officer
Jim Schuessler, FASLA, Officer
Tom Tavella, FASLA, Officer
Robin Wilcox, ASLA, Officer
Urban Design
Sara Hadavi, ASLA, Co-Chair, 2023-2024
Lauren Patterson, ASLA, Co-Chair, 2021-2023
Daniel Ashworth, ASLA, Officer and Past Co-Chair, 2018-2021
John Dempsey, ASLA
Margaux Elliott, ASLA
David Flanagan, ASLA
Taner Ozdil, ASLA, Officer and Past Co-Chair
Daniel Straub, ASLA
Water Conservation
Michael Igo, ASLA, Chair
David Anderson, ASLA
Marc Stefan Bortak, ASLA
Bryce Carnehl, ASLA
Glen Dake, ASLA
Jim Davis, ASLA
Adam M. DeHeer, Associate ASLA
John Norris, ASLA
Joshua K. Popehn, ASLA
Michael Prevost, ASLA
Robert Van Dop, ASLA
Officer positions available. Please email propractice@asla.org if interested.
Women in Landscape Architecture
Lara Moffat, ASLA, Officer and Past Co-Chair
Paige Bernhardt, Associate ASLA, Officer
Kirsten Catellier, ASLA, Officer
Catherine Clark, ASLA, Officer
Jenny Cox, ASLA, Officer
Tristan Fields, ASLA, Officer
Subhashini Gamagedara, ASLA, Officer
Laurie Hall, ASLA, Officer
Patricia Matamoros Araujo, Assoc. ASLA, Officer
Becky McNamara, Affil. ASLA, Officer
Emily O'Mahoney, FASLA, Officer and Past Co-Chair
Carrie Read, ASLA, Officer
Kristina Snyder, ASLA, Officer - Social Media and Past Co-Chair
Wanqin Su, ASLA, Officer
Sahar Teymouri, ASLA, Officer and Past Co-Chair
Elizabeth Van Sickel, ASLA, Officer - Webinars
Brett Weidl, ASLA, Officer
Delaney Zubrick, Associate ASLA, Officer
ASLA Staff Support for the PPNs
Katie Riddle, ASLA, PLA, LEED AP, SITES AP
Professional Practice Director
kriddle@asla.org
Alexandra Hay
Professional Practice Manager
ahay@asla.org
Chicquita Hairston
Professional Practice Coordinator
chairston@asla.org