I just found out about this Christian songwriter today. Vicky Beeching just came out recently announcing she is lesbian. Coincidentally, this last Sunday we sang a song she wrote, "Glory to God, Forever".
This blog article by Russel Moore is a great perspective on how we should resolve this title question going forward.
Training the Vocal Instrument
This article was put out by the National Association of Teachers of Singing, Inc.
Acquired this article while in undergraduate school at Eastern Illinois University. I have found this helpful when dealing with the subject.