 Sequels continue the story of Lydia and Julie and their friends and families, as they progress into middle school.The first novel in the series, "Research for the Social Improvement and General Betterment of Lydia Goldblatt and Julie Graham-Chang", was published on April 1st, 2010.After receiving initially positive reviews, Ignatow completed the second edition of the series "The Long-Distance Dispatch Between Lydia Goldblatt and Julie Graham-Chang", which was published on March 1st, 2011.