Donald and Lilian Stokes are largely regarded as the foremost experts on birds and wildlife in the United States. Don and Lilian Stokes are the hosts of the PBS series BirdWatch. Kim Williams and Rob Mies formed the Organization for Bat Conservation and are renowned leaders in bat conservation throughout North America. Their books include the bestselling Stokes Field Guide to Birds (Eastern and Western editions). They've collaborated on more than 17 bat-related publications.