When Heidi Schnakenberg took up opinion writing she had no idea that she would come under such savage personal attack. Female pundits, she says, take special flak and can be driven into retreat if they don't have enough moral support. Editor's Note: The following is a commentary. The opinions expressed are those of the author and not necessarily the views of Women's eNews. (WOMENSENEWS)--As a young woman, I stepped out into the treacherous waters of opinion journalism, and was amazed by the lack of civil discourse and the intensity of personal attacks that I received via e-mail, letters to the...