For those of you who are interested in Literacy Bridge's Talking Book, below are some newly posted documents that outline the results from the first pilot in Ghana:

Results. This document contains the details including an executive summary: http://literacybridge.org/images/Talking_Book_2009H1_Pilot_Results.pdf
Case studies. These two highlight the effects on a teacher and a farmer:
http://literacybridge.org/images/Case_Study-Literacy.pdf
http://literacybridge.org/images/Case_Study-Agriculture.pdf

~Trina