Matt Cost, aka Matthew Langdon Cost, is the award-winning author of the Mainely Mystery series. The first book, Mainely Power, was selected as the Maine Humanities Council Read ME Fiction Book of 2020. This was followed by Mainely Fear, Mainely Money, Mainely Angst, Mainely Wicked, and the newest, Mainely Mayhem, was published in November 2024. His historical novels are Love in a Time of Hate (August 2021) and At Every Hazard (August 2022). For the latest news, follow Matt Cost-Author on Facebook and on Instagram @mlangdoncost.
