Space scientist Maggie Aderin-Pocock on the power of dreams – video

Maggie Aderin-Pocock tells the 2014 Observer Ideas festival about the power of dreams, the wonder of science and her journey from a dyslexic girl at the back of the class to internationally renowned space scientist.

• The Observer Ideas festival is part of Guardian Live, our series of events, debates, interviews and festivals exclusively for Guardian members. Find out about future Guardian Live events here