While this is a serious and important sociocultural issue that warrants further discussion, I will leave that task to the true scholars amongst us. As for me, a lifelong punster and logophile, I can not resist the temptation to play around with the way PGP's sound when read aloud. This experimentation led me to create a list of celebrities, character and miscellaneous classifications of people, paired wit the PGP's that would be "appropriate" for them.
"Preferred Gender Pronouns: A He/He/He Perspective,"
Word Ways: Vol. 50
, Article 19.
Available at: http://digitalcommons.butler.edu/wordways/vol50/iss4/19