Henrik Æ. Pedersen is Associate Professor at the Natural History Museum of Denmark. He has studied orchids for over 25 years, with his work mainly focussing on the systematics, ecology and conservation of orchids in Europe and tropical Asia. Pedersen is a popular lecturer and he has (co-)authored more than 150 publications, including several books. He also runs Select Nature – a consultancy firm that engages in research and public outreach.

Bo Mossberg is Sweden’s foremost botanical illustrator, widely recognised across the world. He has won several awards, including the 1992 Rosen Prize and the Jill Smythies Award from the Linnean Society of London. In 2003 he received the Artdatabanken Conservation Prize. He has illustrated numerous botanical publications, including the bestselling The New Nordic Flora (2003), and many of his books have been published in several languages.