THE challenges of global education will be the subject of two free lectures at London University’s Institute of Education, sponsored by The TES and the Development Association. Professor Audrey Osler will speak on Tuesday and London Schools Commissioner, Professor Tim Brighouse, on April 3. Talks start at 6.30pm for 7pm and tickets are available by calling 020 7612 6783 or emailing n.pierce@ioe.ac.uk