Wolfgang Stuppy is a seed morphologist for the Millennium Seed Bank at the Royal Botanic Gardens. He is the co-author of Pollen: The Hidden Sexuality of Flowers; Seeds: Time Capsules of Life; and Fruit: Edible, Inedible, Incredible.
Rob Kesseler is a visual arts professor and artist who works with microscopic plant material at London's Royal Botanic Gardens. He is the co-author of Seeds: Time Capsules of Life; and Fruit: Edible, Inedible, Incredible.
Madeline Harley, PhD, FLS, is head of the palynology unit at the Royal Botanic Gardens. She is the co-author of Pollen: The Hidden Sexuality of Flowers.