Froedtert Hospital has been named a 2017 Leader in LGBTQ Healthcare Equality by the Human Rights Campaign Foundation, the educational arm of the country's largest lesbian, gay, bisexual, transgender and questioning/queer civil rights organization.
Indeed, the data presented here confirm that dude is an address term that is used mostly by young men to address other young men; however, its use has expanded so that it is now used as a general address term for a group (same or mixed gender), and by and to women.
Gender roles. So many people think of gender differences as immutable and stuck in place. Like girls should play with barbies and guys should play with soldier toys or whatever considered masculine enough. I also think it's not true that little girls naturally like barbies of guys like gi joe soldiers for instance.