An event I have attended and also presented at about four times previously...
2015's GTE is being organised by Roger Firth of the University of Oxford, and will take place in a hotel on the edge of the city in the last weekend of January.
You can see details of the conference (and also previous conferences, along with presentations from the presenters) on the GA page.
A few details below:
The 2015 GTE Conference takes place from Friday 30 January to Sunday 1 February in Oxford.
Professor Danny Dorling, Halford Mackinder Professor of Geography and Fellow of St Peter's College, University of Oxford is Friday evening’s guest speaker and will presenting a lecture entitled 'The difficulties and rewards of talking to school children about inequality in one of the most unequal countries of the rich world'.