Unrolled Joint (Public Domain Image courtesy of Wikipedia) Medical Marijuana has been legalized in Massachusetts and   possession of one ounce or less, even for "recreational" use, has been decriminalized .  In addition, marijuana for recreational use has been legalized in two states in 2013, and more may be on the way . Traditionally, illegal use of marijuana by a parent could result in DCF involvement and would definitely be a factor considered by a family court if two parents were disputing custody in a divorce or paternity action.  Although many parents did not see "what the big deal was", judges would often test for marijuana use and restrict parenting time for parents that tested positive. Does the national shift towards legalization for both medicinal and recreational use mean that smoking pot should no longer be a factor in determining fitness for custody?   In an article written by  Henry Gornbein  when states began legalizing medicinal ...