info about Tim Ericksen teaching shape note singing workshops
https://mail.prairienet.org/pipermail/ciecd-l/2005-November/000093.html
he has been musical consultant for several films...and works with
T-Bone Burnett.

he is also in a group called Cordelia's Dad
check out his web site
here
http://www.timeriksen.net
and here
http://www.timeriksen.net/news.html

see also T-Bone Burnett http://www.imdb.com/name/nm0122439/