Dr Rebecca Yahr Author

Dr Rebecca Yahr is a botanist, lichenologist and teacher, working as Lichen Biodiversity Scientist at the Royal Botanic Garden Edinburgh. Trustee and past president of the British Lichen Society, she is also a leader of the IUCN SSC Lichen Specialist Group.

Frances Stoakley is a co-author of Lichens: Making the Invisible Visible survey and the Royal Botanic Garden lichen safari guides. She has taught lichen courses for the Field Studies Council and hosts identification walks for beginners.