By Evan Dawson, Managing Editor This is one of the most delicate subjects one can imagine, so when I set out to explore it, I knew I had to be thorough. The result is one of the longest, most exhaustive pieces of my career. It benefited from the vetting, editing, and guidance of many people in the journalistic and scientific communities, including NYCR Science Editor Tom Mansell. Please understand, this piece is not meant to affirm or attack your position or decision on light drinking during pregnancy. (We know by now that heavy drinking is dangerous for developing fetuses.) I…