Twentysomething: Why Do Young Adults Seem Stuck?" by Robin Marantz Henig and Samantha Henig, is a non-fiction book. It explores the reasons why young adults may feel stuck in their twenties, comparing millennials with baby boomers and examining the concept of "emerging adulthood". Henig is an acclaimed science journalist and author. The book delves into scientific literature and surveys of over 120 millennials and baby boomers to provide a comprehensive view of this life stage. First edition hardback copy .