is that how most americans are who are young strangely absolutist and pleurallist at the same time? my truth is the one true truth but i recognize your right to some wrong truth. i don't know the answer to that question. absolutely. >>> now on booktv lawrence samuel exam the past, current, and future state of the american middle class. the author reports that a strong middle class emerged following world war ii in the 1950s. and began to eroded in the succeeding decades. this is a little over an hour. >> host: i'm going jump in. i took a chronological approach to the story. as you'll see. i went decade by decade. i picked up the story right after world war ii. i feel like that's when the middle class, as we know it, rose in numbers and power. then go through the '60s, '70s, '80s, '90s and up to today and wrap up. that's basically the approach i took to the book just track with the book. basically, why i wrote the book there's a lot of chatter these days about the middle class not surprising. someone talking about the middle class a lot, of course, is president obama like most bases.