Here is an article about the vast sums of money being spent on adult literacy:
It makes Easyread look pretty good value!
The results achieved by adult literacy programmes are usually pitiful. They are almost always based on a weekly or fortnightly lesson, which just sets the person up for a further failure.
At the Shannon Trust (www.shannontrust.org.uk) We successfully teach adults to read in prison because they do a short daily lesson.
Anything else is a waste of time and effort. And it is worse than that because it confirms the original failure in the mind of the individual.