The Methuselah Paradox by EJ Jackson - a science-fiction thriller. Twenty-third century detective James Moran's daughter is dying. Can travelling back to 2018 to stop work on the gene therapy which caused her illness save young Cassie? A blend of science-fiction thriller and gritty detective mystery , 'The Methuselah Paradox' is available on Amazon in both ebook and paperback format. Signed copies also available from the author.