http://learn.genetics.utah.edu/content/epigenetics/inheritance/
I preached a sermon on epigenetics at Ebenezer AME Church--KCMO, in 2008, Rev. Carmi Woods, Pastor. I also wrote a short book about it, a novelette, THE COLORED GREEN TREE in 2011, Amazon.com, as it pertains to a correlation involving collard greens and African Americans.