 Many authorities, including some supporters of the theory, criticize Blanchard's choice of wording as confusing or degrading because it focuses on trans women's assigned sex and disregards their sexual orientation identity.Lynn Conway, Andrea James, and Deidre McClosky attacked Bailey's reputation following the release of "The Man Who Would Be Queen".Evolutionary biologist and trans woman Julia Serano wrote that "Blanchard's controversial theory is built upon a number of incorrect and unfounded assumptions, and there are many methodological flaws in the data he offers to support it."