Define of speciality​

an instance of social intercourse or sociability. 2 : the tendency to associate in or form social groups.

a pursuit, area of study, or skill to which someone has devoted much time and effort and in which they are expert.

Explanation:

this is a pretty broad question and can be a pretty lengthy answer. since 1900, women have gained a lot more rights and have become active in the workforce. with women being in the workforce, men play a larger role in family life. many family tasks are shared between men and women, whereas, women used to be the sole family caretakers.

that should get you started at least.