Article here. Excerpt:

'Over the past three weeks, a notable public faceoff occurred in the Washington Post.
...
Without providing any research evidence, Meier goes on to make the improbable claims that most custody disputes "arise in the context of mothers seeking to end abuse or protect their children" and "mothers have few means of protecting their children from dangerous fathers". Meier's statements represent a serious misrepresentation of a well-known government statistics, and are highly defamatory of fathers.'