Catch Malorie Blackman giving the first Federation Lecture on June 3 sponsored by the Federation of Children’s Book Groups as part of its “Hay Day” of children’s book events at the Hay Festival (www.hayfestival.com, tel: 0870 9901299). She follows Michael Morpurgo and Kate Adie discussing the fact and fiction of war. Book soon and you could squeeze into the federation’s Big Top party: 200 free tickets for those supporting its events.