Foden, Wendy Mace, Georgina Butchart, Stuart Vié, Jean-Christophe Angulo, Ariadne DeVantier, Lyndon Dublin, Holly Gutsche, Alexander Turak, Emre Stuart, Simon

Benning, Christoph

Wright, Robert Hein, Gary Hoback, W. Wyatt Pavlista, Alexander

Feldmann, Horst

Jernstedt, Judy

Scheper, John

Zagórska-Marek, Beata. Red.

Weryszko-Chmielewska, Elżbieta. Red.

Shigo, Alex L. Keslick Jr., John A.

Hershey, David R.

Keller, Nancy

Striganova, Bella R.