Why is everyone staring at Laura Rivers? That’s just the beginning of the mystery; turns out, Laura has a doppelgänger, and it isn’t just anyone. So begin the twists and turns of Dead Ringer (Full Fathom Five, 2015), a debut novel by Boston College alumna Jessie Rosen. Time magazine named Rosen among its 25 Best Bloggers of 2013, noting that Rosen “has been writing about 20-something life with disarming candor, humility and wonder since long before Lena Dunham’s ‘Girls’ debuted.” Read an excerpt from Dead Ringer.