
Harry Jans
Harry Jans has been employed since 1982 by the Dutch Ministry of Infrastructure and Environment as an expert on Winter Maintenance.

Jiri Papousek
Jiri Papousek has been growing and showing alpines for 35 years. He is a member of the Prague Rock Garden Club and Scottish Rock Garden Club.

Jamie Ellison
Jamie Ellison instructs in the Landscape Horticulture Technology Program at the Nova Scotia Community College, Kingstec Campus in Kentville, NS.