“Once, on the same day, I was given feedback for two separate projects. In the span of one hour I was told, ‘They said you’re too pretty to play the best friend,’ and ‘They said you’re just not sexy enough’,” she writes. “We are too much or too little. We are being held to and scrutinised under truly unachievable standards.”

Mamet wrote for Refinery29 in her position as an ambassador for War Child, explaining that the horrific experiences and constant danger women in other countries face is something we have a duty to try and combat – and described her essay as a “call to arms”.

“To many of us these are the horrors of lands far away […] But as women, we owe it to those living with horrific abuse to listen to their stories, to bear witness to them and help in any way we can […]

“Reflecting on my personal journey, I’ve come to realise the changes that can and need to happen both here at home and globally for women’s rights. I have a voice and I’m gonna use it as a megaphone. Ladies – we have serious work to do.”

Read the essay in full at refinery29.com.

Images: Rex Features

Zosia Mamet on why she campaigns for women's rights: “We are too much or too little”