This is centered just on U.S. programs, but other countries have implemented yoga and meditations - like Canada, the UK, and New Zealand, per this query
Based on information from other countries in the news from the previous query, what is in google scholar, JSTOR, HighBeam, and Google books - I think that there is more than enough material to support a more extensive article about yoga and meditation in prisons
Examples of some of the more effective and least effective programs in other countries
Where and under what circumstance the programs have been effective
Where programs have been eliminated, and why
Research / study results about how participants lives have changed: 1) in prison, 2) outside of prison, and 3) recidivism rates
