Lichenologist. Associate Professor at Eastern Washington University.

Favorite lichen at the moment is Collemopsidium foveolatum, which grows on barnacles!

Co-author of 'Urban Lichens: A Field Guide for Northeastern North America.'
https://yalebooks.yale.edu/book/9780300252996/urban-lichens/

Co-chair of the IUCN SSC Lichen Specialist Group.
https://www.iucn.org/our-union/commissions/group/iucn-ssc-lichen-specialist-group

Also a very new birder trying to untangle the choruses of songs while out and about looking for lichens.