Elizabeth Edgar, B.A., M.Sc., Ph.D.(N.Z.), F.L.S., worked on grass-like plants, rushes and sedges, for Volumes II and III of Flora of New Zealand of which she was an author, and latterly on the true grasses for this, the final volume in the series. Dr Edgar retired from the then Botany Division, Department of Scientific and Industrial Research, in 1988, and has continued her work on this Flora as a Research Associate, Landcare Research, Lincoln.
H. E. Connor, M.Sc.(N.Z.), D.Sc. (Cantaur.), F.R.S.N.Z., worked and published extensively on grasses and grasslands at the then Botany Division, Department of Scientific and Industrial Research until retirement in 1982. Since that time he has been an Honorary Fellow at the University of Canterbury, currently in the Department of Geography, where he continued work in preparation for this volume of the Flora of New Zealand. Henry Connor's special interest is in the reproductive biology of grasses and he will continue in this area of agrostology. He is author of two editions of The Poisonous Plants in New Zealand.