What do you think about democracy in the modern world?
On Tuesday 20 January, the BBC marked the 750th anniversary of the first elected parliament at Westminster and 800 years since the signing of Magna Carta with Democracy Day - a day of live events, discussions and debate, thrown into sharp relief recently by the Paris shootings, Hong Kong protests and Scottish Referendum.
Between 1200-1300 GMT
Anas Altikriti is chairman of the Muslim Association of Britain and president of the Cordoba Foundation, a think tank focusing on Islamic issues.
He answered your questions around the topic of 'Has democracy failed the Arab world?'.
The British Islamist intellectual and lobbyist for the Muslim Brotherhood will be in the BBC's London office and will take questions from all over the world.
Catch up on the conversation here.
Between 1400-1500 GMT
Marta Lagos, founding director of opinion poll organisation Latinobarometro corporation.
She is also the author of Barometro CERC which monitored Chilean transition to democracy from 1987 to the present.
She answered your questions on the topic 'Who needs democracy anyway?' from her base in Chile.
Follow up on the conversation here.