Mad Norwegian Press has announced a fourth edition of Ahistory, the unofficial chronology of fictional Doctor Who written by Lance Parkin and Lars Pearson. It will be published as three volumes, with Volume 1 released on 18 September 2018, Volume 2 in December 2018 and Volume 3 in March 2019. Ahistory’s fourth edition will include Doctor Who titles up to the end of the Twelfth Doctor’s era (2017’s Twice Upon a Time), as well as spin-offs Torchwood, The Sarah Jane Adventures and Class. Each volume retails at $29.95 (USD). Visit madnorwegian.com for details.