I had a great time with the Fundamental's course as well. It was so fun!
Lisa's acoustic is a Taylor 812-CE. Her electric is a custom one-of-a-kind made by a luthier.
There is also a 'Ask Lisa McCormick' section of the forum that you can ask her questions directly.
There are a few Clapton songs on the site already. There is another section to 'Request Songs' if you can't find them on the site currently.
https://www.guitartricks.com/forum/threads.php?f=58