The video below explains how although same sex marriage is legal in all 50 states, it is still currently legal for an employer to fire its worker based on their gender identity.
http://www.vox.com/2015/4/22/8465027
Even though many states are working towards equality for all, most civil rights laws do not protect LGBTQ people from discrimination. Those within this community are often denied jobs, housing, and service in restaurants or other areas of the general public.
There are way too many instances of people being scared to be open about their gender identity in their place of work because they are scared of being fired and for their physical safety.
Gender Identity Controversy 