Engelbrecht, Susan; De Villiers, Tania; Sampson, Candice C.; Zur Megede, Jan; Barnett, Susan W.; Janse van Rensburg, Estrelita(Mary Ann Liebert, 2001-11)
Zur Megede, Jan; Engelbrecht, Susan; De Oliveira, Tulio; Scriba, Thomas Jens; Janse van Rensburg, Estrelita; Barnett, Susan W.(Mary Ann Liebert, 2002-11)