Picaguess was developed by Jonathan Lloyd, Divya Surendran and Meral Sahin between September 2014 and January 2015 for the MSc Computer Science programme at UCL. It was supported by Dr James Baker, Curator, Digital Research, British Library, as part of the British Library Big Data Experiment, a pedagogical collaboration between the British Library, UCL Computer Science, and UCL Centre for Digital Humanities. For more on the work of the British Library Digital Research Team visit
http://britishlibrary.typepad.co.uk/digital-scholarship/. All materials and code for Picaguess are on Github.