08 / 3 / 2015 7.57am
International Women's Day 2015 (IWD) - Make it Happen.
All around the world celebrations are taking place to mark this important date in the calendar. First taking place in 1911, International Women's Day recognises the economic, political and social movements of women.
We have invited leading policy makers and thinkers to write a blog about why they support IWD and what it means to them.
Find out more about what women all over the world are doing today.
Follow the conversations on twitter @womensday #womensday #makeithappen