The behavior you described is a form of gender bias and sexism, and it is not appropriate or acceptable. This phenomenon is known as "gender-based dismissiveness" or "mansplaining." It occurs when a man condescends to or dismisses a woman's ideas, questions, or opinions solely based on her gender, assuming that she is less knowledgeable or capable.
There can be several reasons why some men might engage in this behavior, although it's essential to recognize that it is not representative of all men. Some possible reasons include:
Unconscious bias: Society has historically perpetuated gender roles and stereotypes, which can lead to unconscious biases. Men may have grown up in environments that subtly or overtly communicated that women are less capable or knowledgeable in certain areas.
Power dynamics: In some situations, men may feel threatened by a woman's competence or intelligence, especially in male-dominated fields. Dismissing or downplaying her questions or ideas might be an attempt to maintain a perceived sense of power or control.
Social conditioning: From an early age, individuals are exposed to cultural norms that shape their behavior and attitudes. If they have been socialized to view women as less knowledgeable or competent, they might unknowingly exhibit such behaviors.
Defensive response: Some men might react defensively when challenged or questioned by women, particularly if they feel their authority or expertise is being questioned.
It's essential to address and challenge such behavior to promote equality and respect between genders. Building awareness of unconscious biases, promoting diversity and inclusion, and fostering respectful communication can help create a more equitable and supportive environment for everyone, regardless of gender. Both men and women should be encouraged to listen to each other, value each other's perspectives, and collaborate on an equal footing.