Melanie Shankle Signs Multi-Book Deal with Zondervan  Trade Book Set to Release in August of 2017  Media Contact:  Robin Barnett Director of Public Relations (616) 698-3251 robin.barnett@harpercollins.com GRAND RAPIDS, Mich., Jan. 11, 2016— New York Times bestselling author Melanie Shankle has written about parenting, marriage and friendship. In her next trade book, set to release in August of 2017, Shankle partners with Zondervan publishing to take on how to find significance and meaning in the routines of life with her signature humor. …