D.W. "Darkwing" Lee has been researching Bigfoot since 1991, eventually forming the Green Country Bigfoot Research Center in 1998 before eventually evolving into the Mid-America Bigfoot Research Center, one of the largest Bigfoot research groups in the United States. D.W. has also written many policies and procedures to use in Bigfoot Research as well as writing a lot of how-to books related to Bigfoot research.
Bigfoot Field Guide Blog https://bigfootfieldguide.blogspot.com/
Some of the Bigfoot Field Guide Books https://www.amazon.com/Izzy-Gutierrez/
My Amazon Author page https://www.amazon.com/D.W.-Lee/