Mark Johnston
Malcolm Scott
Sarah Ford
Brian Woodham
Mike Whitaker
James Skeggs
Ricki Rusting
Catherine Rees
D. W. H. Miles (Dendrochronologist)
R. D. Purchon
Cecil Henry Spencer Perceval
Hugh Norris
Ruth A. Morgan
Roger Miles
Mark McDermott
Hazel Hudson
Libby Houston
Henry House
Phyllis Horman
Jennifer Hillam
John Dallimore
John Coles
R. M. Clark
E. Chisholm-Batten
Astrid Caseldine
Martin Bridge
Edmund Chisholm Batten
Alison J. Arnold
Mark Anderson
Mark Adler
Roger Phillips
Keith D. Rushforth
Alan Mitchell (Dendrologist)